Fabspeed BMW B58 (40i) Sport Catalytic Converter Downpipe (2019+) - FS.BMW.M340.SC Porsche 997.2 Turbo / Turbo S AMS Alpha Performance Intercooler System **Requires NPP Valve "Jumper Cable

**Requires NPP Valve "Jumper Cable Modification" Call for Details 440-891-0999

Get the most out of your C8 with Fabspeed’s higher-flowing CAD proven design Sport Headers

Nearly every vehicle on the road comes standard from the factory de-tuned to protect it from careless drivers

3-Way Adjustment

Fabspeed BMW B58 (40i) Sport Catalytic Converter Downpipe (2019+) - FS.BMW.M340.SC Porsche 997.2 Turbo / Turbo S AMS Alpha Performance Intercooler System **Requires NPP Valve "Jumper CableThis downpipe feature German made HJS 200 cell EURO 6 compliant trimetallic catalytic converters. We use 4 in piping from the engine side to the cat, and 3 in tubing from the cat to the rest of the exhaust. Our larger catalytic converters are better because they allow for more exhaust flow and the increased catalysts surface area allows for better exhaust gas filtering which means emissions compliance that will NOT trigger a check engine light. Our