GFB T9233 33MM INLET, 33MM OUTLET - HYBRID DUAL OUTLET VALVE - MITSUBISHI LANCER EVO 9 G29 Z4 20i and that understated aggression enthusiasts

and that understated aggression enthusiasts want from an OE-look lip wing

Pick the filtration that suits your driving style – both options are washable and reusable

Designed for everyday road driving

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GFB T9233 33MM INLET, 33MM OUTLET - HYBRID DUAL OUTLET VALVE - MITSUBISHI LANCER EVO 9 G29 Z4 20i and that understated aggression enthusiastsAll 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