Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1178 MSRP: $7.95 Now: $7.16 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L 0.675 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 - SL1169 MSRP: $27.24 Now: $24.52 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit - KT4050 MSRP: $1,888.32 Now: $1,699.49 Add to Cart Compare Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 18-19 Ford Coyote 5.0L Spring Seat Locators - Set of 32 - SL1170 MSRP: $26.10 Now: $23.49 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 18-22 Ford 5.0L DOHC 32 Valves 0.235mm Valve Stem Tool Steel Retainers - Set of 32 - E20060 MSRP: $70.05 Now: $63.05 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit - KT4044 MSRP: $2,645.76 Now: $2,381.18 Add to Cart Compare Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 2002 Ford 2.3L ZETEC Spring Seat Locators - Set of 16 - SL1019 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 2003 Ford Zetec 2.3L Spring Seat Locators - Set of 16 (For S10040) - SL1020 MSRP: $116.48 Now: $104.83 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 2010 Honda CRF 250R Single Valve Spring Kit - KT9005 MSRP: $263.56 Now: $237.20 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9011 MSRP: $385.12 Now: $346.61 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 2014 Polaris RZR XP 1000 Valve Spring Kit - KT9017 MSRP: $380.40 Now: $342.36 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 2015 Ford Ecoboost 2.3L Single Spring Kit - KT4008 MSRP: $931.84 Now: $838.66 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 90-00 BMW E36 Dual Spring Kit - KT4041 MSRP: $1,684.80 Now: $1,516.32 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 98-05 VW 1.8T Single/Dual Spring Kit - KT4040 MSRP: $1,256.52 Now: $1,130.87 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit - KT9013 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura K20 Drag Racing Dual Spring Kit - KT4004 MSRP: $1,157.12 Now: $1,041.41 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura K20 Endurance Dual Spring Kit - KT4003 MSRP: $1,182.24 Now: $1,064.02 Add to Cart Compare Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit - KT4035 MSRP: $1,401.28 Now: $1,261.15 Add to Cart Compare Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura TSX/ILX K24Z3/K24Z7 Dual Spring Kit - KT4005 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16 - E11000 MSRP: $383.04 Now: $344.74 Add to Cart Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura/Honda B17A1 Double Spring 7 Deg Pro CNC Titanium Retainer - Single (Drop Ship Only) - E11000-1 MSRP: $23.94 Now: $21.55 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Set of 16 - S10027 MSRP: $539.20 Now: $485.28 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura/Honda B17A1 Dual Hi-Pressure Valve Spring - Single (Drop Ship Only) - S10027-1 MSRP: $33.70 Now: $30.33 CURRENTLY OUT OF STOCK Compare Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Details Ferrea Ferrea Acura/Honda B18/B16 Drag Race Dual Spring Kit - KT4036 MSRP: $1,157.12 Now: $1,041.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Spring- Sngl (D/S Only) - S10005-1 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Single MSRP: $54.26 Now: $48.83 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 - S10005 Ferrea 1.600in to 1.650in Dia 1.064/1.624 OD 0.760/1.164 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $868.16 Now: $781.34 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Spring - Single (D/S Only) - S11004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $61.25 Now: $55.13 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S11004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.77/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $980.00 Now: $882.00 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Spring- Sngl (D/S Only) - S10023-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Single MSRP: $44.81 Now: $40.33 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 - S10023 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.175 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $716.96 Now: $645.26 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10004-1 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $33.43 Now: $30.09 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10004 Ferrea 1.600in to 1.650in Dia 1.065/1.625 OD 0.770/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $534.88 Now: $481.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Spring- Sngl (D/S Only) - S10003-1 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 - S10003 Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10000 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10001 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 - S10002 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Set of 16 MSRP: $939.36 Now: $845.42 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10001-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Single (D/S Only) - S10002-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Valve Spring- Sngl (D/S Only) - S10000-1 Ferrea 1.650in to 1.600in .885/1.20/1.65 OD .645/.885/1.20 ID Triple Spring Valve Spring - Single MSRP: $58.71 Now: $52.84 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) - SL1178-1 Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) MSRP: $2.65 Now: $2.39 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 - E10035 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Exhaust Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 - E10036 Ferrea 10-15 Honda CRF250R 4.5mm Valve Stem Intake Tool Steel Retainers - Set of 2 MSRP: $44.86 Now: $40.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit - KT4037 Ferrea 10-16 Ford Ecoboost 3.5L Spring Kit MSRP: $1,389.84 Now: $1,250.86 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit - KT9010 Ferrea 11-12 Polaris RZR XP900 Valve Spring Kit MSRP: $543.04 Now: $488.74 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit - KT4022 Ferrea 12-15 Scion/Subaru FR-S/BRZ Dual Spring Kit MSRP: $1,013.12 Now: $911.81 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit - KT4021 Ferrea 12-15 Scion/Subaru FR-S/BRZ Single Spring Kit MSRP: $797.12 Now: $717.41 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 15-24 BMW S58 Single Spring Kit - KT4059 Ferrea 15-24 BMW S58 Single Spring Kit MSRP: $1,478.88 Now: $1,330.99 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit - KT4042 Ferrea 17-18 Audi 2.5 TFSI Single Spring Kit MSRP: $1,165.70 Now: $1,049.13 Add to Cart Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 - S10182 Ferrea 17-20 Honda Civic Si L15 21.35mm OD 14.98mm ID Alloy Single Valve Springs - Set of 4 MSRP: $96.80 Now: $87.12 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 - E11150 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Exhaust Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view
Quick view Ferrea Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 - E11151 Ferrea 17-20 Honda Civic Si L15 5.5mm Valve Stem Intake Titanium Retainers - Set of 8 MSRP: $191.52 Now: $172.37 CURRENTLY OUT OF STOCK Compare Quick view