GFB T9225 HYBRID DUAL OUTLET VALVE - Volkswagen Polo MK4 9N 1.8 GTi E90 LCI 335d spirited road driving and fast

spirited road driving and fast road setups

EBC Brakes Premium Disc USR Fine Slotted Sport Series (Pair) - MK7/8 ST front

F87 titanium muffler

It slots straight into the original filter housing

Golf GTI Mk8 chin spoiler

GFB T9225 HYBRID DUAL OUTLET VALVE - Volkswagen Polo MK4 9N 1.8 GTi E90 LCI 335d spirited road driving and fastAll the Performance with the Noise! The 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