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

This Part Fits:

Year	Make	Model	Submodel
2011	Buick	Regal	CXL
2012-2013	Buick	Regal	GS
2012-2013	Buick	Regal	Premium
2013-2016	Buick	Verano	Premium
2013	Buick	Verano	Turbo
2008-2010	Chevrolet	Cobalt	SS
2008-2010	Chevrolet	HHR	SS
2009	Chevrolet	HHR	SS Panel
2007-2009	Pontiac	Solstice	GXP
2007-2010	Saturn	Sky	Red Line