WASHABLE, REUSABLE AND DESIGNED TO LAST
K&N engine air filters are designed to be washable, reusable and to last the life of your vehicle. The premium filter design incorporates multiple layers of patented cotton gauze media and a specially engineered oil, originally designed for the demands of the racetrack and now custom-engineered for your vehicle. Tested, proven and trusted for over 50 years, millions of drivers trust K&N air filters to help protect their engines from premature wear. Use our simple vehicle selector to view filters that fit your year, make and model.
RESISTANT FOR LIFE
Unlike disposable filters that must be replaced frequently, K&N® High-Flow Air Filters™ are washable, reusable and designed to last the life of your vehicle. Feel confident in your purchase with a “No Hassle” Lifetime Limited Warranty.
DESIGNED
FOR PERFORMANCE
Originally designed for high performance on the racetrack, now custom designed for your vehicle’s make and model. K&N® air filters are tested on a SuperFlow flow bench to ensure increased airflow over a stock filter. See test data for many K&N filters on individual product pages.
PROTECTS YOUR ENGINE
K&N's next-generation filter features thousands of microscopic cotton fibers, and an innovative layered, oiled cotton media design helps capture dirt and protect your engine from contaminants. Each filter design is tested in an ISO 5011 laboratory to ensure excellent filtration efficiency for exceptional engine protection.
PROVEN ON THE TRACK
K&N’s performance cotton filter design has been tested and perfected over the past five decades, in everything from NASCAR race cars to top-of-the-line fuel dragsters to commuter vehicles. Millions of drivers continue to trust K&N air filters for their proven performance and American-made quality.
REDUCES WASTE
Over 100 million disposable air filters and their packaging waste end up in landfills each year. Choosing a washable, reusable product that will last the life of your vehicle helps reduce unnecessary waste.
QUICK AND EASY INSTALLATION
Designed to easily fit into your factory air box as easily as any other air filter. Typically installs in less than five minutes with no tools required.
Compatible with:
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BMW 320D Xdrive 2.0L L4 Dsl 2008 - 2011
BMW 123D 2.0L L4 Dsl 2007 - 2011
BMW 120D 2.0L L4 Dsl 2008 - 2011
BMW 118D 2.0L L4 Dsl 2008 - 2011
BMW 116D 2.0L L4 Dsl 2009 - 2011
BMW X1 Xdrive 23D 2.0L L4 Dsl 2009 - 2012
BMW 335D 3.0L L6 Dsl 2005 - 2012
BMW 330D 3.0L L6 Dsl 2009 - 2012
BMW 325D 3.0L L6 Dsl 2010 - 2012
BMW 320D 2.0L L4 Dsl 2008 - 2012
BMW 318D 2.0L L4 Dsl 2008 - 2012
BMW 316D 2.0L L4 Dsl 2009 - 2012
BMW X1 Xdrive 25D 2.0L L4 Dsl 2012 - 2015
BMW X1 Xdrive 20D 2.0L L4 Dsl 2009 - 2015
BMW X1 Xdrive 18D 2.0L L4 Dsl 2009 - 2015
BMW X1 Sdrive 20D 2.0L L4 Dsl 2009 - 2015
BMW X1 Sdrive 18D 2.0L L4 Dsl 2009 - 2015
BMW X1 Sdrive 16D 2.0L L4 Dsl 2012 - 2015