Corsa Valved / 2.75 in Axle-Back 4.5 in Quad Tips | 2015-2019 Corvette C7 Z06, ZR1, GS Man (w/ Factory NPP) (14777)

VEHICLE FITMENT 2015-2019 Chevrolet Corvette C7 Z06 6.2L V8 *Integrates Directly to Stock NPP Valve Actuator **GM Technical Service Bulletin  MAY 2019 GM Actuator Rattle   2017-2019 Chevrolet Corvette C7 Grand Sport 6.2L V8 Manual  -  Equipped with Factory NPP Option *Auto use Part # 14776 **Integrates Directly to Stock NPP Valve Actuator ***GM Technical Service Bulletin  MAY 2019 GM Actuator Rattle 2019 Chevrolet Corvette C7 ZR1 6.2L V8 *Integrates Directly to Stock NPP Valve Actuator **GM Technical Service Bulletin  MAY 2019 GM Actuator Rattle PRODUCT DESCRIPTION 2.75" Axle-Back; Dual Rear Exit with Quad 4.5" Active Valve (NPP) Polished Pro-Series Tips   Variable Sound Level   (Retains NPP) Polished Tips Part # 14777 Black PVD Tips Part # 14777BLK Valve Open vs Closed; provides over 17dB (decibel) difference. + 4  Horsepower + 23.08%  Flow increase over stock - 4 lbs  Weight savings compared to stock exhaust For the first time on a Corvette, the C7 CORSA Performance exhaust System is available with an integrated NPP valve and RSC Technology that allows the driver to take advantage of the C7's multiple driving modes and personalities.  CORSA's new "Active Valve" C7 exhaust allows the driver to take advantage of over 17 decibels of volume change between "Touring" and "Track" modes while maintaining a No Drone Driving Experience.  This is the ultimate C7 valved exhaust system.   INSTALLATION 🗒️ Installation Instructions Warranty - Exhaust: Lifetime, Valves: 5 Years *GM Technical Service Bulletin   MAY 2019 GM Actuator Rattle 🗒️📹 Install Video 📹 NPP Valve Computer Settings Video This short tutorial video quickly shows how to automatically control your active valve exhaust.   YEARS: 2015, 2016, 2017, 2018, 2019