A new version of the Corsa Performance C8 Cat-BackExhaust. No Valves, Pure Sound and Perfect for heavy modifications. This system was specifically made for drivers who want it loud and aggressive while maintaining a drone-free cabin a cruise. Featuring Corsa No Drone RSC technology these straight through mufflers deliver intoxicating exhaust notes and a best-in-class no drone driving experience available only from Corsa Performance. The Corsa Performance C8 valveless cat back exhaust system eliminates the valves and reduces cost while at the same time bringing the noise. Each system includes valve simulators to ensure no check engine light or valve relearn sequence required, reducing the cost and complexity of installation.