K&N Performance Air Intake System (57-3091) Audi > A3 > (8L) 1996-2004 > 1.9 TDI pop the bonnet and view

pop the bonnet and view the engine with no cover in place

and is dyno tested to provide a guaranteed increase in horsepower

Noise is also improved throughout the rev range along with low end torque and high end horse power improvements throughout the rev range

If you are unsure if this product is suitable for your

330 x 28 Discs

K&N Performance Air Intake System (57-3091) Audi > A3 > (8L) 1996-2004 > 1.9 TDI pop the bonnet and viewA 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