GSC Power-Division 23-8N Single Exhaust Valve-30mm (+1mm) (gsc2073-01) _Under_The_Hood The original factory Porsche 993

The original factory Porsche 993 ball-joint clamps and cast rings will be re-used when installing Fabspeed exhaust products on all 993 Carrera vehicles

High Flow Solenoid and Check Valve Upgrades

The STILLEN Q50 cat-back exhaust system has an aggressive tone under hard acceleration

The ATAK is our most agressive sounding system

Recommended Use: Street Use

GSC Power-Division 23-8N Single Exhaust Valve-30mm (+1mm) (gsc2073-01) _Under_The_Hood The original factory Porsche 993When creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available on the market today. With the materials used, we have less valve distortion at the