GCX(R) uses RS200TM zinc-aluminum coating for optimal corrosion resistance. The robotically applied coating is a market leader in corrosion resistance, achieving over 200 hours of salt spray corrosion testing.

This Part Fits:

Year	Make	Model	Submodel
2005-2009	Buick	LaCrosse	CX
2005-2009	Buick	LaCrosse	CXL
2005-2008	Buick	LaCrosse	CXS
2011-2013	Chevrolet	Impala	LS
2011-2013	Chevrolet	Impala	LT
2011-2013	Chevrolet	Impala	LTZ
2011-2013	Chevrolet	Impala	Police
2014-2016	Chevrolet	Impala Limited	LS
2014-2016	Chevrolet	Impala Limited	LT
2014-2016	Chevrolet	Impala Limited	LTZ
2014-2016	Chevrolet	Impala Limited	Police
2005-2008	Pontiac	Grand Prix	Base
2005-2007	Pontiac	Grand Prix	GT
2004	Pontiac	Grand Prix	GT1
2004	Pontiac	Grand Prix	GT2
2004-2005	Pontiac	Grand Prix	GTP