Air Filters - Direct Fit

HKS SPF ER34/WGNC34 RB25DET (NEO)

HKS SPF ASSY 200-80 Wet 2row (RED)

BMC air filters are made of high performance materials that increase air flow and improve filtration, guaranteeing containment of impurities as small as 7 microns (compared to OEM's 10 microns).

BMC air filters are made of high performance materials that increase air flow and improve filtration, guaranteeing containment of impurities as small as 7 microns (compared to OEM's 10 microns).

PERRIN 08-15 Subaru WRX/STi Repl 2.75in ID 11in Length Filter For PSP-INT-322/323/325/326 Intake Sys

Replacement filter/cage assembly is designed to restore peak performance and airflow efficiency to your motorcycle's intake system, built to maintain the proper balance of clean filtration and maximum air delivery

A perfectly oiled ProFilter Air Filter provides maximum airflow and increased horsepower. Ready-to-Use Air Filters are constructed of dual-layer, reticulated foam. Reticulation is a process that opens up the foam cells, allowing for increased air flow and horsepower. The dual foam layers differ in...

A perfectly oiled ProFilter Air Filter provides maximum airflow and increased horsepower. Ready-to-Use Air Filters are constructed of dual-layer, reticulated foam. Reticulation is a process that opens up the foam cells, allowing for increased air flow and horsepower. The dual foam layers differ in...

The C4 Series Air Cleaner sports a ground-breaking appearance with weight savings and performance gaines that embody the essence of racing and modern design. Featuring a beautifully sculpted ultra lightweight carbon fiber shell and forward-facing revers cone filter element. This air cleaner pushes the...

Keep one of these in your bag for a rain emergency. The PM Pullover Rain Sock fits any 6" air filter unit.

If you require good clean air and lots of it, K&N Clamp-on filters are your best bet for improved performance! Universal in style, K&N snowmobile filters replace the existing airbox and OEM stock filter. K&N manufactures hundreds of sizes, shapes and lengths to fit...

If you require good clean air and lots of it, K&N Clamp-on filters are your best bet for improved performance! Universal in style, K&N snowmobile filters replace the existing airbox and OEM stock filter. K&N manufactures hundreds of sizes, shapes and lengths to fit...

If you require good clean air and lots of it, K&N Clamp-on filters are your best bet for improved performance! Universal in style, K&N snowmobile filters replace the existing airbox and OEM stock filter. K&N manufactures hundreds of sizes, shapes and lengths to fit...

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.

The K&N replacement air filter for RK Series air cleaner assemblies is designed to increase horsepower and acceleration while providing excellent filtration. The air filter is washable and reusable and designed to be used as a replacement air filter for specific K&N RK Series...

The K&N replacement air filter for RK Series air cleaner assemblies is designed to increase horsepower and acceleration while providing excellent filtration. The air filter is washable and reusable and designed to be used as a replacement air filter for specific K&N RK Series...

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance.

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner assemblies are designed for use with any engine that uses a round...

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 plates...