The K&N drop-in replacement air filter uses layered, oiled cotton gauze to increase airflow and help capture contaminants, supporting improved horsepower and engine protection. The washable, reusable element installs into the factory air box for a direct-fit replacement and is covered by K&N’s No‑Hassle Lifetime Limited Warranty. Fits Ford Focus 2.0L non‑PZEV 2008 applications.
K&N Replacement Air Filter FORD FOCUS 2.0L NON-PZEV 2008