Porsche 991 Turbo Performance Diverter Valves Sport Catalytic Converters Constructed in house at Fabspeed

Constructed in house at Fabspeed from high-quality 14-16 gauge C

All hardware included

VALVES CLOSED: Enjoy our signature Supersport exhaust sound

you’ll experience more horsepower

Porsche 991 Turbo Performance Diverter Valves Sport Catalytic Converters Constructed in house at FabspeedThe Flat 6 Motorsports by EVOMS Performance Diverter Valves replace the cheap OEM plastic diverter valves that are prone to leaking boost with tuned and even stock 911s. Flat 6 Motorsports has partnered with Evolution Motorsports (EVOMS), a renowned Porsche tuning company to offer a high quality diverter valve solution. We leveraged their expertise in tuning high powered Porsche vehicles for decades. Paired with precision manufacturing, these EVOMS