This K&N drop-in replacement air filter is specified for BMW 320i and 328i 2.0L models and uses K&N’s washable, reusable layered cotton gauze media to improve airflow while capturing contaminants. The design installs directly into the factory air box and is engineered to increase performance potential without permanent modification. It’s backed by K&N’s long-term warranty for durable, serviceable filtration.
K&N Replacement Air Filter 12 BMW 320i/328i 2.0L