K&N Engineering knnE-1996

K&N drop-in high-flow replacement filters for the Audi A8 V8‑4.2L (2010–2013) provide layered oiled cotton media engineered to improve airflow and trap contaminants while offering reusable service over the vehicle lifespan. Designed to install into the factory airbox, these washable filters aim to increase horsepower and are backed by K&N's limited lifetime warranty for long-term use and reduced disposable filter waste.

K&N Replacement Air Filter 10-13 Audi A8 Quattro 4.2L V8 (2 required)