K&N Performance Air Intake System (57-3052) Audi S1 the size is 1” x

the size is 1” x 3/8 “

Turbo charged engines often draw significant amounts of oil into the engine through the PCV system

Four springs are included within the kit

With our extensive range of performance parts out on the market allowing the limits of the i30N/Veloster N to be pushed in the chase for top power gains

quickly lowers the circuit resistance

K&N Performance Air Intake System (57-3052) Audi S1 the size is 1” xA high density polyethylene (HDPE) rotationally molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired with a washable, reusable High Flow Air Filter featuring oiled cotton filter media. The oversized, conical design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield helps protect