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
2011-2015	BMW	335i	Base
2014-2016	BMW	435i	Base
2011-2016	BMW	535i	Base
2016-2017	BMW	M2	Base