K&N Air Filters

Before K&N invented the reusable cotton gauze air filter, automobiles were forced to use stifling paper air filters that robbed horsepower and destroyed fuel economy. Thanks to K&N, a new era of automotive performance and fuel efficiency has dawned. Plus, you can send all of your K&N filtered air directly to your engine with our wide selection of K&N Cold Air Intakes.

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K&N Air Filters
K&N Air Filters
$29.87
(8K+)

Can a simple air filter upgrade really deliver more power, faster throttle response and better fuel economy? A K&N Air Filter can! Your legendary K&N filter is built from pleated cotton gauze to stop grime without standing in the way of airflow. Custom sized. 10-year / 1,000,000-mile warranty.

K&N Filter Recharge Kit
K&N Filter Recharge Kit
$24.95
(15)

Rekindle your love affair with lickety-split acceleration and long-lasting MPGs with a K&N Filter Recharge Kit. Your K&N air filter cleaning kit includes enough cleaner and oil to clean your K&N air filter 7 times. Pick from an aerosol or squeezable applicator.

K&N Universal Round Air Filters
K&N Universal Round Air Filters
$34.41
(1)

Building up a custom speed demon and need a powerful K&N performance air filter to top it off? K&N Universal Round Air Filters mainline your carbureted motor with energy-rich oxygen. Universal sizes available. 10-year / 1,000,000-mile warranty.

K&N Custom Air Filter Assemblies
K&N Custom Air Filter Assemblies
$69.80

Brilliant chrome and tire-chirping power gains collide in K&N Custom Air Filter Assemblies. This 2-piece K&N air filter kit includes a chromed plate up top and a free-flowing cotton gauze air filter down below. Available in a wide range of universal sizes. 10-year / 1,000,000-mile warranty.

K&N XStream Round Air Filters
K&N XStream Round Air Filters
$60.06
(1)

Give your carbureted engine 360° of high-power airflow with K&N XStream Round Air Filters. Mounted to the top of your round K&N filter, the XStream opens up an extra entry point for oxygen. Pick from a top-only or a complete K&N air filter system. 10-year / 1,000,000-mile warranty.