K&N Engine Air Filter: High Performance, Washable, Replacement Filter: Compatible 2002-2009 Chevy/GMC/Saab/Buick/Oldsmobile (TrailBlazer, Envoy, Envoy Denali, 9-7x, Rainier, Ascender, Bravada) E-1009

K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow up to 50%. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle or outdoor power small engine. Engineered to fit easily into your factory air box, installation can be completed in a matter of minutes! K&N develops and tests each product on the world’s toughest race tracks, so we can bring the highest level of performance to your daily driving. Join the millions of customers who have saved money and improved vehicle performance by upgrading to K&N filtration. Fitment: 2002-2009 CHEVROLET TrailBlazer; 2002-2009 GMC Envoy; 2005-2009 SAAB 9-7x; 2004-2008 BUICK Rainier; 2006-2008 GMC Envoy Denali; 2003-2008 ISUZU Ascender; 2002-2004 OLDSMOBILE Bravada2002-2009 CHEVROLET TrailBlazer; 2002-2009 GMC Envoy; 2005-2009 SAAB 9-7x; 2004-2008 BUICK Rainier; 2006-2008 GMC Envoy Denali; 2003-2008 ISUZU Ascender; 2002-2004 OLDSMOBILE Bravada