Corsa 15-19 C7 Z06/17-19 C7 Grand Sport/19 C7 ZR1 Corvette 2.75" Sport to Xtreme Active Valve Axle-Back (14777)

Corsa Sport to Xtreme sound active valve axle-back with dual mode NPP for the 2017-2019 C7 Grand Sport with a manual transmission, 2015-2019 C7 Z06, and 2019 C7 ZR1 Corvette includes 2.75" stainless steel mandrel-bent tubing, mufflers, and a center rear exit with quad 4.5" polished or black tips. 

Corsa's Patented RSC Technology has been combined with an active valve system to create the ultimate C7 exhaust system. With a 17 decibel difference across driving modes this exhaust is designed to range from STEALTHY Silence to an AGGRESSIVE SOUND under acceleration and a DRONE-FREE EXPERIENCE during cruise.

Valve-back exhausts attaches behind the factory GM axle-pipe valves.

Requires Factory GM NPP Valve Module for Installation **Add CORSA Double X-Pipe Part # 14761 to increase sound level.

This Corsa axle-back offers gains of 4+ horsepower, -4 weight reduction, with a 23%+ increase in flow!

Product Features

• Premium stainless steel material
• 2.75" tubing size
• Quad 4.5" polished or black tips
• Center rear exit
• Fits vehicles with factory NPP and reuses NPP module
• Aggressive sound through the gears
• Corsa designed valve (5 year valve warranty)
• No drone during cruse
• Manufacturer Limited Lifetime Warranty!
• Includes Free Shipping to the Lower 48!