K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instructionsheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.

Application

2003-2008 Isuzu Ascender 4.2L-5.3L
2004-2008 Buick Rainier 4.2L-5.3L
2002-2009 GMC Envoy 4.2L-5.3L
2002-2009 Chevy TrailBlazer 4.2L-6.0L
2002-2004 Oldsmobile Bravada 4.2L
2005-2009 Saab 9-7x 4.2L-6.0L
2006-2008 GMC Envoy Denali 5.3L

Warranty Information

K&N Warranty Info (PDF)

CARB warning

K&N E-1009 Specifications

KEY SPECS
MFG. Part #	E-1009
Brand	K&N

GENERAL
Material Type	Cotton Gauze
Overall Height	7.25"
Outside Diameter	5.813"
Shape	Round
GTIN Code	024844090300
Flange I.D.	3.375"
Flange Length	0.625"
Flange Type	Centered

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Fitment

2004-2007 Buick Rainier

2002-2009 Chevy Trailblazer

2002-2006 Chevy Trailblazer EXT

2002-2009 GMC Envoy

2002-2006 GMC Envoy XL

2004-2005 GMC Envoy XUV

2003-2008 Isuzu Ascender

2002-2004 Oldsmobile Bravada

2005-2009 Saab 9-7x