Corsa 2014-19 Chevy Silverado Reg Cab/Long Bed 1500 5.3L V8 Sport Cat-Back Single Side Exit ExhaustCorsa 2014 19 Chevy Silverado Reg Cab Long Bed 1500 5. 3L V8 Sport Cat Back Single Side Exit Exhaust 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. 3. 0in. Cat Back Single Side Exit with Single 4. 0in. Polished Slash