Air Filters Fab Fours/K&N Filter Air Filters

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Price Range

$1 to $99 (222)
$100 to $199 (10)
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K&N Air Filters

From $109.99

Designed to Increase Horsepower
Easy to Install Drop-in Design
Lifetime Reusable Air Filter
Million Mile Limited Warranty
Lasts up to 50,000 Miles Between Servicing
California Residents: WARNING

From $109.99

4.4 4.4 (2193)

K&N Universal Air Filters

From $54.99

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 air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.
California Residents: WARNING

From $54.99

5.0 5.0 (280)

K&N Universal Clamp-On Air Filters

From $139.99

K&N automotive replacement air filters are designed to add horsepower and acceleration to your car or truck by providing up to 50% more air flow to your engine. More air flow can result in crisper throttle response and more torque throughout the engine RPM range. K&N air filters are made up of multiple layers of oiled cotton filter media that not only provide superior air flow but also excellent filtration to ensure long engine life.
California Residents: WARNING

From $139.99

K&N Filter X-Stream Air Filter

From $100.99

K&N gives you the power you've been looking for with the new XStream Air Flow Top. Cleanable and reusable, the XStream Air Flow Top filter delivers outstanding engine protection and comes in a wide range of applications. Sizes include 9, 11, 14 and 16-inch diameters. The 14-inch tops are available in anodized black, red, blue or chrome trim ring.
California Residents: WARNING

From $100.99

K&N Filter Custom Inverted Air Filter

From $62.99

K&N automotive replacement air filters are designed to add horsepower and acceleration to your car or truck by providing up to 50% more air flow to your engine. More air flow can result in crisper throttle response and more torque throughout the engine RPM range. K&N air filters are made up of multiple layers of oiled cotton filter media that not only provide superior air flow but also excellent filtration to ensure long engine life.
California Residents: WARNING

From $62.99

K&N Filter Custom Titanium Air Filter

From $104.99

K&N automotive replacement air filters are designed to add horsepower and acceleration to your car or truck by providing up to 50% more air flow to your engine. More air flow can result in crisper throttle response and more torque throughout the engine RPM range. K&N air filters are made up of multiple layers of oiled cotton filter media that not only provide superior air flow but also excellent filtration to ensure long engine life.
California Residents: WARNING

From $104.99