K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10-Year/Million Mile Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!

This Part Fits:

Year	Make	Model	Submodel
2011	BMW	1 Series M	Base
2008-2010	BMW	135i	Base
2007-2010	BMW	335i	Base
2009-2010	BMW	335i xDrive	Base
2011-2013	BMW	335is	Base
2007-2008	BMW	335xi	Base
2008-2010	BMW	535i	Base
2009-2010	BMW	535i xDrive	Base
2008	BMW	535xi	Base
2010-2011	BMW	Z4	sDrive30i
2009-2016	BMW	Z4	sDrive35i
2011-2016	BMW	Z4	sDrive35is