The BMC panel air filter for 2005–2009 Mercedes E-Class (W211/S211) E 420 CDI is a direct-replacement panel element tailored to that model's intake. It restores intended filtration and airflow characteristics while helping to protect the engine from airborne contaminants. Replace the factory panel filter with this unit during recommended service intervals to maintain intake function.
BMC 05-09 Mercedes Class E (W211/S211) E 420 CDI Replacement Panel Air Filter