dB by CORSAs patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, and a deep aggressive rumble. Computerized; mandrel bent; straight through design for maximum airflow which improves fuel economy and performance.

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
2011-2013	GMC	Sierra 2500 HD	WT