K&N 00-09 S2000 Drop-In Air Filter Brand_Porterfield ECU Preparation

ECU Preparation

Developed from extensive testing of throttle body shapes to achieve the greatest effect

for proper street use

Super Cup’s fiberglass seat shell is visible on the rear while the front portion is upholstered in self-extinguishing black fabric

Passes Nasa & SCCA Roll Bar Regulations

K&N 00-09 S2000 Drop-In Air Filter Brand_Porterfield ECU PreparationK&N Replacement High Flow Air Filters are The Original High Flow Air Filter. Since 1969 K&N Engineering has been designing, manufacturing, and enhancing High Flow Air Filters for the automotive and motorcycle enthusiast interested in maximizing horsepower and acceleration. Since K&Ns humble beginnings they have designed and manufactured over 2,400 High Flow Air Filters to fit most modern passenger vehicles and over 500 High Flow Air Intake Systems to