K&N Performance Air Intake System (57S-9506) Mini R5X Replacing the restrictive factory air

Replacing the restrictive factory air filter and air box allows your engine to inhale more air than with the factory air filter assembly

Audi A3 8V (after 06/2015) FWD up to 1

the development team created a fabricated ducting system that has been skillfully integrated into the superior design of this product

Suitable for toothed belts running in oil

A lightweight Fusionforged™ twin curved 6 spoke with chamfered edges

K&N Performance Air Intake System (57S-9506) Mini R5X Replacing the restrictive factory airThe 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