Corsa 2010 Chevrolet Silverado Crew Cab/Short Bed 1500 6.2L V8 Polished Sport Cat-Back ECorsa 2010 Chevrolet Silverado Crew Cab Short Bed 1500 6. 2L V8 Polished Sport Cat Back E 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 Dual Rear Exit with Single 4. 0in. Polished Slash Cut Tips 10