K&N Universal Rubber Filter - R-0990 Exhaust Valve Controllers Pro 5R oiled 5-Layer Progressively

Pro 5R oiled 5-Layer Progressively Finer Mesh Cotton Gauze Oiled Media for Maximum

Expertly crafted for enthusiasts who demand both performance and aesthetics this premium upgrade is made from aerospace-grade pre-preg dry carbon fiber and cured in an autoclave

Enhanced Flow Dynamics: Free-flowing 3

Also fits 1993-2001 Subaru WRX / STI

Will Not Work w/Factory Tory Air Box

K&N Universal Rubber Filter - R-0990 Exhaust Valve Controllers Pro 5R oiled 5-Layer ProgressivelyK&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