The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.
Certificate of Origin
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2008-2009	Buick	LaCrosse	Super
2004-2007	Buick	Rainier	CXL
2002-2005	Cadillac	Escalade	Base
2007-2012	Chevrolet	Avalanche	LS
2007-2012	Chevrolet	Avalanche	LT
2007-2012	Chevrolet	Avalanche	LTZ
1963-1973	Chevrolet	Bel Air	Base
2009-2012	Chevrolet	Colorado	LT
2009-2012	Chevrolet	Colorado	WT
2006-2009	Chevrolet	Impala	SS
2006-2007	Chevrolet	Monte Carlo	SS
2004	Chevrolet	Silverado 1500	Z71 Off-Road
2003-2004	Chevrolet	SSR	Base
2000-2001,2006	Chevrolet	Tahoe	Base
2008-2013	Chevrolet	Tahoe	Hybrid
2000	Chevrolet	Tahoe	Limited
2000-2014	Chevrolet	Tahoe	LS
2000-2014	Chevrolet	Tahoe	LT
2007-2014	Chevrolet	Tahoe	LTZ
2012-2014	Chevrolet	Tahoe	PPV
2012-2014	Chevrolet	Tahoe	SSV
2000,2003-2006	Chevrolet	Tahoe	Z71
2008	Chevrolet	Trailblazer	Base
2003-2007	Chevrolet	Trailblazer	LS
2003-2009	Chevrolet	Trailblazer	LT
2003	Chevrolet	Trailblazer	LTZ
2006-2009	Chevrolet	Trailblazer	SS
2009-2012	GMC	Canyon	SLE
2009-2012	GMC	Canyon	SLT
2009-2012	GMC	Canyon	WT
2005-2009	GMC	Envoy	Denali
2003-2009	GMC	Envoy	SLE
2003-2009	GMC	Envoy	SLT
2000-2014	GMC	Yukon	Denali
2008-2013	GMC	Yukon	Hybrid
2006	GMC	Yukon	SL
2000-2014	GMC	Yukon	SLE
2000-2014	GMC	Yukon	SLT
2008-2009	Hummer	H3	Adventure
2008-2010	Hummer	H3	Alpha
2008-2010	Hummer	H3	Base
2008-2009	Hummer	H3	Luxury
2008-2009	Hummer	H3	X
2009-2010	Hummer	H3T	Alpha
2009-2010	Hummer	H3T	Base
2003,2006	Isuzu	Ascender	Base
2003-2005	Isuzu	Ascender	Limited
2003-2006	Isuzu	Ascender	LS
2004-2005,2007	Isuzu	Ascender	S
2005-2008	Pontiac	Grand Prix	GXP
2006-2009	Saab	9-7x	4.2i
2006-2009	Saab	9-7x	5.3i
2008-2009	Saab	9-7x	Aero
2005	Saab	9-7x	Arc
2005	Saab	9-7x	Linear