AEM 2.75 in Short Neck 5 in Element Filter bmw 5oz (354grams)Outside Diameter: 39mm ODExternal

5oz (354grams)Outside Diameter: 39mm ODExternal Materials: Black plated steel with laser etchingInlet Fitting: 7

They replace the restrictive factory airbox and air filter to give you better performance and better engine sound

puck-style ceramic friction plates

the INOVIT™ Rotor is set to become one of the industry’s instant classics

Dryflow filters provide reliable protection

AEM 2.75 in Short Neck 5 in Element Filter bmw 5oz (354grams)Outside Diameter: 39mm ODExternalAEM Dryflow Air Filters were developed in collaboration with K&N, the inventor of High Flow Air Filters. We adopted some of the best elements of cotton air filters into a new generation synthetic Dryflow Air filter. The three dimensional filtering medium uses both depth loading and structural screen wire to enhance airflow capabilities and make the filter incredibly easy to clean. The result is a true performance air filter that does not require