The K&N drop-in replacement air filter for 2004–2011 Audi A6 2.0L is a washable, reusable High-Flow unit that improves airflow while trapping contaminants. Engineered layered oiled cotton media supports increased horsepower and long service life, and the drop-in design installs into the factory air box. Reusable construction reduces disposable waste and K&N backs it with a No-Hassle Lifetime Limited Warranty.
K&N 04-11 Audi A6 2.0L Round Replacement Air Filter