GFB Hybrid Dual Outlet Valve - Nissan Skyline GTS-T R34 MMR17-0201 Audi A6 C7 S-Line (2011

Audi A6 C7 S-Line (2011 - 2014)

Hand Crafted Performance Exhausts

F21 RWD (2011 - 2019)

1 BMW M5 F90 Facelift

GFB Hybrid Dual Outlet Valve - Nissan Skyline GTS-T R34 MMR17-0201 Audi A6 C7 S-Line (2011The Hybrid valve is back! In 1999, GFBs first Hybrid valve pioneered the dual port design, which was so successful the technology has since been adopted by most other brands. By staging the two venting outlets, at low valve lifts most of the air is recirculated. As the car is driven harder, the valve opens further and more of the atmosphere venting port is exposed for a louder sound. As a benefit, this system makes it possible to use these valves on