K&N Washable Lifetime Performance Air Filters

4.8 out of 5 stars 1130 Customer Reviews

K&N washable lifetime performance air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,400 different replacement air filters for virtually every vehicle on the road. These filters are washable and reusable--and are custom-designed to fit into your existing factory air box. Their drop-in design means that adding performance is simple. With most vehicles, you simply remove the disposable air filter and replace it with one of these K&N air filters. Find the model designed for your specific vehicle application.

Results 1 - 25 of 867

K&N Washable Lifetime Performance Air Filters E-3740

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 14.00 in. Outside Diameter, 12.00 in. Inside Diameter, 2.31 in. Tall, Universal, Each

Part Number: KNN-E-3740

4.6 out of 5 stars ( 20 )

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K&N Washable Lifetime Performance Air Filters E-3760

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 14.00 in. Outside Diameter, 12.00 in. Inside Diameter, 5.00 in. Tall, Universal, Each

Part Number: KNN-E-3760

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters 33-2287

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 11.38 in. Long, 8.50 in. Wide, 0.94 in. Tall, Ford, Lincoln, 5.4L, Each

Part Number: KNN-33-2287

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters 33-5083

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 12.75 in. Long, 9.88 in. Wide, 1.56 in. Tall, Chevy, GMC, 2.7-5.3L, 6.2L, 6.6L, Each

Part Number: KNN-33-5083

5.0 out of 5 stars ( 4 )

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K&N Washable Lifetime Performance Air Filters E-3735

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 14.00 in. Outside Diameter, 12.69 in. Inside Diameter, 2.50 in. Tall, Universal, Each

Part Number: KNN-E-3735

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters E-3690

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 11.00 in. Outside Diameter, 9.25 in. Inside Diameter, 6.00 in. Tall, Universal, Each

Part Number: KNN-E-3690

Not Yet Reviewed

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K&N Washable Lifetime Performance Air Filters E-3515

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Oval, 14.63 in. Long, 7.75 in. Wide, 2.00 in. Tall, Universal, Each

Part Number: KNN-E-3515

4.93 out of 5 stars ( 14 )

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K&N Washable Lifetime Performance Air Filters E-1500

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 12 in. Diameter, 3.44 in. Tall, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: KNN-E-1500

4.92 out of 5 stars ( 13 )

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K&N Washable Lifetime Performance Air Filters E-1150

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 10 in. Diameter, 3.5 in. Tall, Buick, Chevy, Dacia, GMC, Oldsmobile, Pontiac, Each

Part Number: KNN-E-1150

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters for 2023-2024 WAGONEER, WAGONEER L - 33-5125

Air Filter Element, Lifetime Performance, Oiled, Panel, Cotton Gauze, Red, Jeep, Ram, Each

Part Number: KNN-33-5125

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Aug 18, 2025 if ordered today

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Estimated Ship Date: Aug 18, 2025 if ordered today

K&N Washable Lifetime Performance Air Filters E-3730

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 14.00 in. Outside Diameter, 12.00 in. Inside Diameter, 4.00 in. Tall, Universal, Each

Part Number: KNN-E-3730

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters E-3650

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 9.00 in. Outside Diameter, 7.50 in. Inside Diameter, 5.00 in. Tall, Universal, Each

Part Number: KNN-E-3650

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters for 2023-2024 CORVETTE - E-0631

CHEVROLET CORVETTE V8-5.5L F/I; 2023 (2 PER BOX)

Part Number: KNN-E-0631

Not Yet Reviewed

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K&N Washable Lifetime Performance Air Filters 33-2385

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 10.75 in. Long, 9.88 in. Wide, 1.00 in. Tall, Ford, Trucks, Expedition, Lincoln, Navigator, Each

Part Number: KNN-33-2385

4.82 out of 5 stars ( 28 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters E-3120

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 3.88 in. Diameter Base, 2.88 in. Inlet, 2.00 in. Tall, Universal, Each

Part Number: KNN-E-3120

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters 33-5005

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 11.00 in. Long, 10.03 in. Wide, 2.25 in. Tall, Ram, 6.4L, 6.7L Diesel, Each

Part Number: KNN-33-5005

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters 33-2135

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 12.50 in. Long, 9.88 in. Wide, 1.63 in. Tall, Chevy, Cadillac, GMC, 6.0L, 6.2L, Each

Part Number: KNN-33-2135

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters E-2865

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 13 in. OD, 2.31 in. Tall, Ford, Falcon, Mercedes-Benz, 2.0L, 2.3L, Each

Part Number: KNN-E-2865

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Aug 11, 2025 if ordered today

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Estimated Ship Date: Aug 11, 2025 if ordered today

K&N Washable Lifetime Performance Air Filters for 1998-2002 CAMARO, FIREBIRD - 33-2118

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 16.00 in. Long, 8.00 in. Wide, 1.00 in. Tall, Chevy, 3.8L, 5.7L, Each

Part Number: KNN-33-2118

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters 33-2247

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 13.75 in. Long, 9.13 in. Wide, 1.56 in. Tall, Ram, 3.0L, 3.6L, 5.7L, Each

Part Number: KNN-33-2247

5.0 out of 5 stars ( 19 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters E-3260

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 6.38 in. Outside Diameter, 5.00 in. Inside Diameter, 2.50 in. Tall, Universal, Each

Part Number: KNN-E-3260

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters E-3344

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 6.25 in. Outside Diameter, 5.25 in. Inside Diameter, 4.00 in. Tall, Universal, Each

Part Number: KNN-E-3344

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters 33-5029

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 11.34 in. Long, 10.38 in. Wide, 1.50 in. Tall, Ford, 2.3, 3.7, 5.0L, Each

Part Number: KNN-33-5029

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters E-0782

Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Tapered Conical, 6.38 in. Tall, Chevy, Corvette Z06, 6.2L, 7.0L, Each

Part Number: KNN-E-0782

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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K&N Washable Lifetime Performance Air Filters 33-2438

Air Filter Element, Oiled, Cotton Gauze, Red, Panel, 12.50 in. Long, 9.19 in. Wide, 1.75 in. Tall, Lexus, Toyota, 4.0L, 4.6L, Each

Part Number: KNN-33-2438

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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