K&N Performance Air Intake System (57S-2003) Audi > Ur-Quattro Results showed that we achieved

Results showed that we achieved the best gains with the PRORam performance filter

3) ensures compliance with road regulations

Adjustable Actuator for Subaru Impreza 2006/07 WRX STi

5mm bore and dual 5 stud bolt pattern for both 100 and 112mm PCD fitments

K&N Performance Air Intake System (57S-2003) Audi > Ur-Quattro Results showed that we achievedThe K&N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the restrictive factory air filter and air box allows your engine to inhale more air than with the factory air filter assembly. More air means more usable power and acceleration throughout the engine's RPM range. A fully enclosed injection molded air box connects to the factory air intake hose. The removable lid