K&N Replacement Air Filter (33-2133) Audi > A3 > 1.8T causing a temporary starvation through

causing a temporary starvation through the oil-ways

Original Bore: 57

Road Series bushes are available in various colours

Our core offers a 123% increase in frontal area over stock (BMW Part no 17517617597)

K&N Replacement Air Filter (33-2133) Audi > A3 > 1.8T causing a temporary starvation throughK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your