Corsa 14-19 GMC Sierra/Chevy Silv 1500 Crew Cab/Std. Bed 5.3L V8 Polished Sport Dual Rear CB Exhaust - 14870

CORSA's 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.
Installation Instructions
Technical Bulletin