K&N drop-in high-flow air filter for 2017+ Audi A3 1.5L installs directly into the factory air box as a reusable replacement. Layered, oiled cotton media is engineered to improve airflow while capturing contaminants and is designed to provide increased horsepower potential. The washable filter is engineered to last the life of the vehicle and is backed by K&N's long-term limited warranty for added peace of mind.
K&N 2017+ Audi A3 1.5L L4 Drop In Air Filter