The K&N high-flow drop-in air filter for Ford Explorer and Mercury Mountaineer 4.6L V8 (2006–2009) is a washable, reusable replacement designed to improve airflow, capture contaminants and help increase horsepower. It installs in the factory air box and is covered by K&N's No‑Hassle Lifetime Limited Warranty. Choosing a reusable filter also reduces annual disposable waste.
K&N Replacement Air Filter FORD EXPLORER / MERCURY MOUNTAINEER 4.6L V8 2006-2009