CORSAs Patented Reflective Sound Cancellation(R) (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a DRONE-FREE EXPERIENCE during cruise. Performance gains are not affected by sound choice.

This Part Fits:

Year	Make	Model	Submodel
2011-2013	Chevrolet	Silverado 2500 HD	LT
2011-2013	Chevrolet	Silverado 2500 HD	LTZ
2011-2013	Chevrolet	Silverado 2500 HD	WT
2011-2013	GMC	Sierra 2500 HD	SLE
2011-2013	GMC	Sierra 2500 HD	SLT
2011-2012	GMC	Sierra 2500 HD	WT