Fits Following Models:
2003-2004 AVANTI II 5.7L 350 CID V8 OHV; (12 VALVE)
2009-2009 BUICK LACROSSE 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2004-2005 CADILLAC CTS 5.7L 350 CID V8 OHV; (12 VALVE)
2009-2011 CADILLAC CTS 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2002-2011 CADILLAC ESCALADE 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2008-2008 CADILLAC ESCALADE 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2004-2004 CADILLAC ESCALADE ESV 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2008-2008 CADILLAC ESCALADE EXT 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2002-2006 CHEVROLET AVALANCHE 1500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2007-2011 CHEVROLET AVALANCHE 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
1998-2002 CHEVROLET CAMARO 5.7L 350 CID V8 OHV; (12 VALVE)
2013-2013 CHEVROLET CAMARO 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2009-2011 CHEVROLET COLORADO 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
1998-2004 CHEVROLET CORVETTE 5.7L 350 CID V8 OHV; (12 VALVE)
2006-2006 CHEVROLET CORVETTE 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2008-2011 CHEVROLET CORVETTE 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2008-2010 CHEVROLET CORVETTE 7.0L V8 7011CC 427CID OHV; (12 VALVE)
2006-2010 CHEVROLET EXPRESS 1500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2003-2012 CHEVROLET EXPRESS 2500 4.8L 294CID V8 OHV; (12 VALVE)
2004-2014 CHEVROLET EXPRESS 2500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2007-2011 CHEVROLET EXPRESS 3500 4.8L 294CID V8 OHV; (12 VALVE)
2003-2011 CHEVROLET EXPRESS 3500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2008-2008 CHEVROLET IMPALA 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2006-2006 CHEVROLET MONTE CARLO 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
1999-2012 CHEVROLET SILVERADO 1500 4.8L 294CID V8 OHV; (12 VALVE)
1999-2013 CHEVROLET SILVERADO 1500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2005-2007 CHEVROLET SILVERADO 1500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2010-2011 CHEVROLET SILVERADO 1500 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2007-2007 CHEVROLET SILVERADO 1500 CLASSIC 4.8L 294CID V8 OHV; (12 VALVE)
2007-2007 CHEVROLET SILVERADO 1500 CLASSIC 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2001-2003 CHEVROLET SILVERADO 1500 HD 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2000-2000 CHEVROLET SILVERADO 2500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2000-2004 CHEVROLET SILVERADO 2500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2001-2012 CHEVROLET SILVERADO 2500 HD 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2001-2002 CHEVROLET SILVERADO 3500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2007-2007 CHEVROLET SILVERADO 3500 CLASSIC 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2008-2010 CHEVROLET SILVERADO 3500 HD 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2000-2013 CHEVROLET SUBURBAN 1500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2008-2008 CHEVROLET SUBURBAN 1500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2000-2011 CHEVROLET SUBURBAN 2500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2002-2005 CHEVROLET TAHOE 4.8L 294CID V8 OHV; (12 VALVE)
2000-2013 CHEVROLET TAHOE 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2008-2008 CHEVROLET TAHOE 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2006-2008 CHEVROLET TRAILBLAZER 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2003-2003 CHEVROLET TRAILBLAZER EXT 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2009-2011 GMC CANYON 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2005-2008 GMC ENVOY 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2006-2010 GMC SAVANA 1500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2004-2008 GMC SAVANA 2500 4.8L 294CID V8 OHV; (12 VALVE)
2005-2009 GMC SAVANA 3500 4.8L 294CID V8 OHV; (12 VALVE)
2005-2009 GMC SAVANA 3500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2000-2013 GMC SIERRA 1500 4.8L 294CID V8 OHV; (12 VALVE)
2000-2011 GMC SIERRA 1500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2007-2011 GMC SIERRA 1500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2008-2011 GMC SIERRA 1500 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2007-2007 GMC SIERRA 1500 CLASSIC 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2007-2007 GMC SIERRA 1500 CLASSIC 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
1999-2004 GMC SIERRA 2500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2001-2011 GMC SIERRA 2500 HD 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2007-2007 GMC SIERRA 2500 HD CLASSIC 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2002-2006 GMC SIERRA 3500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2007-2009 GMC SIERRA 3500 HD 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2000-2005 GMC YUKON 4.8L 294CID V8 OHV; (12 VALVE)
2001-2011 GMC YUKON 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2003-2003 GMC YUKON 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2000-2013 GMC YUKON XL 1500 5.3L 5328CC 325CID V8 OHV; (12 VALVE)
2007-2011 GMC YUKON XL 1500 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
2000-2011 GMC YUKON XL 2500 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2003-2003 HUMMER H2 6.0L 5967CC 364CID V8 OHV; (12 VALVE)
2009-2009 HUMMER H2 6.2L 6162CC 376CID V8 OHV; (12 VALVE)
1998-2002 PONTIAC FIREBIRD 5.7L 350 CID V8 OHV; (12 VALVE)
2004-2004 PONTIAC GTO 5.7L 350 CID V8 OHV; (12 VALVE)
2008-2008 SAAB 9-7X 5.3L 5328CC 325CID V8 OHV; (12 VALVE)