K&N Engineering knnE-1987

K&N drop-in High-Flow air filter for 2008 Audi A5 and S5 (3.2L V6 and 4.2L V8) replaces the stock element with layered, oiled cotton media designed to increase airflow and protect the engine. The washable, reusable design is engineered to last the life of the vehicle and installs directly into the factory air box. K&N backs these filters with long-term warranty coverage and emphasizes reduced waste versus disposable filters.

K&N 08 Audi A5 / S5 V6-3.2L / V8-4.2L Drop In Air Filter