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The K&N High‑Flow drop‑in air filter for Audi A8/S8 W12 (2005–2010) is a washable, reusable replacement engineered to improve airflow and help increase horsepower. Layered, oiled cotton media captures contaminants while allowing enhanced flow, and the unit installs in the factory airbox. K&N backs the filter with a No‑Hassle lifetime limited warranty and highlights the environmental benefit of reducing disposable filter waste.
K&N Replacement Air Filter AUDI A8/S8 W12, 2004-2010
