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Valved / 2.75 in Valve-Back 4.5 in Quad NPP Tips | 2014-2019 Corvette C7, GS Auto (w/ Factory NPP) (14776)

SKU: 14776

11 reviews

SKU: 14776

NPP Sound Level Control?  
NPP switches from Loud to Quiet
Tip Finish

Technical specifications

Performance results aren’t guaranteed & may vary.
+4 Horsepower
+23.08% Flow increase
-4 weight savings (lbs.)

CORSA's Patented RSC® Technology is designed for an AGGRESSIVE SOUND under acceleration and DRONE-FREE EXPERIENCE during cruise. Every exhaust system is engineered specific to each vehicle application in order to maximize performance and eliminate drone at cruise


2014-2019 Chevrolet Corvette C7 6.2L V8
Equipped with Factory NPP Option
*Integrates Directly to Factory NPP Valve Actuator
**GM Technical Service Bulletin MAY 2019 GM Actuator Rattle


2017-2019 Chevrolet Corvette C7 6.2L V8 Grand Sport
Automatic Only - Equipped with Factory NPP Option
*Manual use Part # 14777
**Integrates Directly to Factory NPP Valve Actuator
***GM Technical Service Bulletin MAY 2019 GM Actuator Rattle


2.75" Valve-Back; Dual Rear Exit with Quad 4.5" Active Valve (NPP) Polished Pro-Series Tips
*Retains GM factory axle pipes. CORSA Valve-back exhausts attaches behind the factory GM axle-pipe valves


Variable Sound Level  (Retains NPP)
Polished Tips Part # 14776
Black PVD Tips Part # 14776BLK

  • Valve Open vs Closed; provides over 17db (decibel) difference
  • + 4 Horsepower
  • + 23.06% Flow increase over stock
  • - 4 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 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: 2014, 2015, 2016, 2017, 2018, 2019

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CORSA branded exhaust systems are backed by a Limited Lifetime warranty for as long as you own your vehicle with proof of purchase. (VIEW WARRANTY)

Every vehicle-specific CORSA product is engineered and designed to match the unique properties of the vehicle it is designed for to deliver perfect fitment and performance. CORSA does not recommend or recognize purchases and installations on unspecified vehicles.