dB by CORSA's patented Reflective Sound Cancellation(R) (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
2004-2006	Chevrolet	Silverado 1500	LS
2004-2006	Chevrolet	Silverado 1500	LT
2004	Chevrolet	Silverado 1500	Z71 Off-Road
2006	GMC	Sierra 1500	SL
2004-2006	GMC	Sierra 1500	SLE
2004-2006	GMC	Sierra 1500	SLT