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Air Filters - Drop In

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K&N Engineering

K&N Alfa Romeo Alfa 75 90 Alfetta Drop In Air Filter - 33-2545

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K&N Engineering

K&N Audi A4 1.8L Drop In Air Filter - 33-2945

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Now: $68.99

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K&N Engineering

K&N BMW Drop In Air Filter - 33-2231

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K&N Engineering

K&N BMW X3M/X4M L6-3.0L F/I Turbo Drop In Air Filter - 33-3160

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Now: $188.99

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K&N Engineering

K&N Briggs & Stratton / Craftsman / Honda All Harmony/GC135/160/GCV135 Replacement Air Filter - 33-2238

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Now: $38.99

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K&N Engineering

K&N Chevy Trailblazer Drop In Air Filter - E-1009

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K&N Engineering

K&N Custom Air Filter - Oval - 11.5in O/S L x 8.125in O/S W x 2in H - E-3505

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K&N Engineering

K&N Custom Air Filter - Rectangular - 6.75in O/S Length x 4.5in O/S Width x 2.5in Height - E-3952

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K&N Engineering

K&N Custom Air Filter - Round 5-5/16in OD 4-1/16in ID 2-3/8in H - E-3506

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K&N Engineering

K&N Custom Air Filter - Round 6.25in OD 5.25in ID 3.25in H - E-3340

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K&N Engineering

K&N Custom Air Filter - Round 6.25in OD 5.25in ID 4in H - E-3344

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K&N Engineering

K&N Custom Air Filter 14in OD / 12in ID / 3.0625in Height Round Filter - E-3743

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K&N Engineering

K&N Custom Air Filter 14in OD / 12in ID / 6in Height - E-3770

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K&N Engineering

K&N Custom Air Filter 7 inch X 4 1/2 inch / 3 1/4 inch Height / OVAL - E-3341

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K&N Engineering

K&N Custom Air Filter 7in OD X 5 1/2in ID x 2in H - E-3402

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K&N Engineering

K&N Custom Air Filter Cotton Gauze 13 1/2in x 6 9/16in B / 13in x 6 1/6in T / 7in H - E-3033

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K&N Engineering

K&N Custom Air Filter Cotton Gauze 14inOD x 12 1/4inID x 2inH - E-3032R

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K&N Engineering

K&N Custom Air Filter Round 1.063in ID x 2in OD x 1.063in Height - E-3009

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Now: $57.99

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K&N Engineering

K&N Custom Air Filter Round 2.875in ID x 3.875in OD x 2in Height - E-3120

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Now: $68.99

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K&N Engineering

K&N Custom Air Filter Round 4.5in ID / 5.875in OD / 1.75in Height - E-3180

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Now: $83.99

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K&N Engineering

K&N Custom Air Filter Round 5-3/8in OD x 4in ID x 2in H - E-3200

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K&N Engineering

K&N Custom Air Filter Round 5-7/8in OD x 4-7/8in ID x 1.4/5in H - E-3212

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K&N Engineering

K&N Custom Air Filter Round 5.25 inch ID 6.25 inch OD 2.5 inch Height - E-3322

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K&N Engineering

K&N Custom Air Filter Round 9in OD x 8in ID x 2.87in H - E-3530

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K&N Engineering

K&N Custom Filter Oval Length 6.125in I/S /7in O/S x Width 3.625in I/S/ 4.5in O/S x Height 1.75in - E-3321

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K&N Engineering

K&N Custom Oval Air Filter 7.75in OW X 14.625in OL x 2in H - E-3515

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Now: $68.99

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K&N Engineering

K&N Custom Oval Air Filter 7.75in OW X 14.625in OL x 4in H - E-3514

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K&N Engineering

K&N Custom Racing Assembly - 56-9070

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Now: $115.99

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K&N Engineering

K&N Custom Round Air Filter 14in OD 12in ID 4in Height - E-3730

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K&N Engineering

K&N Custom XD Air Filter - Round 14in OD x 5in H - E-3978XD

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K&N Engineering

K&N Filter Universal Rubber Filter - Round Straight 3in ID x 5 5/8in OD x 6in Height - E-0655

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K&N Engineering

K&N Ford Drop In Air Filter - 33-2106-1

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Now: $68.99

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K&N Engineering

K&N Hyundai Accent Kia Rio/Soul 11-16 - PSA-2472

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Now: $19.99

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K&N Engineering

K&N Hyundai Genesis Coupe 2.0T/3.8 Drop In Air Filter - 33-2958

MSRP:

Now: $68.99

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K&N Engineering

K&N IS300 Drop In Air Filter - 33-2170

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Now: $83.99

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K&N Engineering

K&N Land Rover 4.0L-V8 Petrol Drop In Air Filter - 33-2788

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Now: $68.99

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K&N Engineering

K&N Lexus IS 350 Drop In Air Filter - 33-2345

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Now: $68.99

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K&N Engineering

K&N Leyland/Morris/Riley Drop In Air Filter - E-2601

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K&N Engineering

K&N Mazda CX-7 2.3L Turbo Drop In Air Filter - 33-2279

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Now: $57.99

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K&N Engineering

K&N Mercedes CL500 SL500 S500 Drop In Air Filter - 33-2181

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Now: $57.99

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K&N Engineering

K&N Mitsubishi Endeavor/06 Eclipse/04-5 Galant Drop In Air Filter - 33-2285

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K&N Engineering

K&N Nissan Titan & Armada 5.6L - V8 2004 Drop In Air Filter - 33-2286

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K&N Engineering

K&N Opel / Vauxhall 11.5in O/S L x 8.688in O/S W x 1.188in H Replacement Air Filter - 33-2213

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K&N Engineering

K&N Oval Air Filter - 8-7/8in L 5-1/4in W 3-1/4in H - E-3461

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K&N Engineering

K&N Oval Air Filter - 8-7/8in L 5-1/4in W 6in H - E-3491

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K&N Engineering

K&N Oval Drop In Air Filter - 8.785in x 5.25in / 4.5in H - E-3471

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K&N Engineering

K&N Peugeot 206 Petrol/Diesel Drop In Air Filter - 33-2813

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K&N Engineering

K&N Porsche 944 Drop In Air Filter - 33-2807

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K&N Engineering

K&N Replacement Air Filter - Panel 10.688in O/S Length x 7.125in O/S Width x 1.125in H - 33-2649

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Now: $68.99

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K&N Engineering

K&N Replacement Air Filter - Panel for 13 Chevrolet Malibu 2.5L/2.0L - 33-2497

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K&N Engineering

K&N Replacement Air Filter - Round 11-13 Audi A6/A6 Quattro / 12-13 A7/A7 Quattro - E-1983

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K&N Engineering

K&N Replacement Air Filter - Round Tapered - Universal 5.75in Base OD x 5.938in Top OD x 7.688in H - E-9289

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K&N Engineering

K&N Alfa Romeo Alfa 75 90 Alfetta Drop In Air Filter - 33-2545

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Audi A4 1.8L Drop In Air Filter - 33-2945

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N BMW Drop In Air Filter - 33-2231

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N BMW X3M/X4M L6-3.0L F/I Turbo Drop In Air Filter - 33-3160

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $188.99
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K&N Engineering

K&N Briggs & Stratton / Craftsman / Honda All Harmony/GC135/160/GCV135 Replacement Air Filter - 33-2238

The K&N 33-2238 is a synthetic oil-free replacement air filter manufactured to provide exceptional filtration to your small engine or light industrial equipment. This air filter reduces restriction allowing the engine to breathe more efficiently. It is...

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Now: $38.99
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K&N Engineering

K&N Chevy Trailblazer Drop In Air Filter - E-1009

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Custom Air Filter - Oval - 11.5in O/S L x 8.125in O/S W x 2in H - E-3505

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Custom Air Filter - Rectangular - 6.75in O/S Length x 4.5in O/S Width x 2.5in Height - E-3952

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Custom Air Filter - Round 5-5/16in OD 4-1/16in ID 2-3/8in H - E-3506

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Custom Air Filter - Round 6.25in OD 5.25in ID 3.25in H - E-3340

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Custom Air Filter - Round 6.25in OD 5.25in ID 4in H - E-3344

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Custom Air Filter 14in OD / 12in ID / 3.0625in Height Round Filter - E-3743

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Custom Air Filter 14in OD / 12in ID / 6in Height - E-3770

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $157.99
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K&N Engineering

K&N Custom Air Filter 7 inch X 4 1/2 inch / 3 1/4 inch Height / OVAL - E-3341

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Custom Air Filter 7in OD X 5 1/2in ID x 2in H - E-3402

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Custom Air Filter Cotton Gauze 13 1/2in x 6 9/16in B / 13in x 6 1/6in T / 7in H - E-3033

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. This air filter is washable and reusable and it is custom designed to fit into K&N's replacement air filter system part E-0780. If...

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Now: $157.99
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K&N Engineering

K&N Custom Air Filter Cotton Gauze 14inOD x 12 1/4inID x 2inH - E-3032R

This K&N racing air filter is made with 2 layers of cotton and does not come oiled. It was designed to provide even lower air restriction than our replacement air filters for street vehicles. K&N racing air filters are washable and reusable and come with...

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Now: $83.99
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K&N Engineering

K&N Custom Air Filter Round 1.063in ID x 2in OD x 1.063in Height - E-3009

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $57.99
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K&N Engineering

K&N Custom Air Filter Round 2.875in ID x 3.875in OD x 2in Height - E-3120

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Custom Air Filter Round 4.5in ID / 5.875in OD / 1.75in Height - E-3180

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Custom Air Filter Round 5-3/8in OD x 4in ID x 2in H - E-3200

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $52.99
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K&N Engineering

K&N Custom Air Filter Round 5-7/8in OD x 4-7/8in ID x 1.4/5in H - E-3212

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $57.99
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K&N Engineering

K&N Custom Air Filter Round 5.25 inch ID 6.25 inch OD 2.5 inch Height - E-3322

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $52.99
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K&N Engineering

K&N Custom Air Filter Round 9in OD x 8in ID x 2.87in H - E-3530

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Custom Filter Oval Length 6.125in I/S /7in O/S x Width 3.625in I/S/ 4.5in O/S x Height 1.75in - E-3321

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

MSRP:

Now: $57.99
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K&N Engineering

K&N Custom Oval Air Filter 7.75in OW X 14.625in OL x 2in H - E-3515

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

MSRP:

Now: $68.99
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K&N Engineering

K&N Custom Oval Air Filter 7.75in OW X 14.625in OL x 4in H - E-3514

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Custom Racing Assembly - 56-9070

K&N Custom Air Filters for Single or Two Barrel Carburetors - K&N custom air filter kits are designed to boost performance from your carburetor while keeping the dirt on the outside where it belongs. These assemblies come with custom chrome top and base...

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Now: $115.99
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K&N Engineering

K&N Custom Round Air Filter 14in OD 12in ID 4in Height - E-3730

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Custom XD Air Filter - Round 14in OD x 5in H - E-3978XD

K&N XD air filters use a Deep Pile Design, Extra Fine Weave Grade Cotton and alternate geometries for added efficiency and capacity for off-road conditions. This extra thick filtering medium provides the increased protection demanded by high dust...

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Now: $199.99
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K&N Engineering

K&N Filter Universal Rubber Filter - Round Straight 3in ID x 5 5/8in OD x 6in Height - E-0655

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the...

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Now: $83.99
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K&N Engineering

K&N Ford Drop In Air Filter - 33-2106-1

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Hyundai Accent Kia Rio/Soul 11-16 - PSA-2472

K&N Hyundai Accent Kia Rio/Soul 11-16

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Now: $19.99
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K&N Engineering

K&N Hyundai Genesis Coupe 2.0T/3.8 Drop In Air Filter - 33-2958

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N IS300 Drop In Air Filter - 33-2170

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Land Rover 4.0L-V8 Petrol Drop In Air Filter - 33-2788

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Lexus IS 350 Drop In Air Filter - 33-2345

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Leyland/Morris/Riley Drop In Air Filter - E-2601

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Mazda CX-7 2.3L Turbo Drop In Air Filter - 33-2279

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $57.99
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K&N Engineering

K&N Mercedes CL500 SL500 S500 Drop In Air Filter - 33-2181

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $57.99
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K&N Engineering

K&N Mitsubishi Endeavor/06 Eclipse/04-5 Galant Drop In Air Filter - 33-2285

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Nissan Titan & Armada 5.6L - V8 2004 Drop In Air Filter - 33-2286

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Opel / Vauxhall 11.5in O/S L x 8.688in O/S W x 1.188in H Replacement Air Filter - 33-2213

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $62.99
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K&N Engineering

K&N Oval Air Filter - 8-7/8in L 5-1/4in W 3-1/4in H - E-3461

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Oval Air Filter - 8-7/8in L 5-1/4in W 6in H - E-3491

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Oval Drop In Air Filter - 8.785in x 5.25in / 4.5in H - E-3471

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Peugeot 206 Petrol/Diesel Drop In Air Filter - 33-2813

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $52.99
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K&N Engineering

K&N Porsche 944 Drop In Air Filter - 33-2807

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Replacement Air Filter - Panel 10.688in O/S Length x 7.125in O/S Width x 1.125in H - 33-2649

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Replacement Air Filter - Panel for 13 Chevrolet Malibu 2.5L/2.0L - 33-2497

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $68.99
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K&N Engineering

K&N Replacement Air Filter - Round 11-13 Audi A6/A6 Quattro / 12-13 A7/A7 Quattro - E-1983

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

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Now: $83.99
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K&N Engineering

K&N Replacement Air Filter - Round Tapered - Universal 5.75in Base OD x 5.938in Top OD x 7.688in H - E-9289

The K&N E-9289 Air Filter is designed to increase horsepower and protect your engine by reducing restriction and providing excellent filtration. The E-9289 custom air filter is manufactured to replace the air filter in the 57S-4000 performance air box...

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Now: $104.99
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