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
2005-2010	Chrysler	300	C SRT8
2008-2010	Dodge	Challenger	SRT8
2006-2010	Dodge	Charger	SRT8
2006-2008	Dodge	Magnum	SRT8
2006-2010	Jeep	Grand Cherokee	SRT8