2008-2013 BMW M3 AFD 閥門式 F1 排氣管

Bolt-on install took me under two hours using the factory mounts, no cutting or welding needed. The valved system pairs perfectly with the OEM controls, so I can go from quiet cruising to a proper F1-style rasp on demand.

The sound is exactly what I wanted from an F1-style exhaust, and the fact that it bolted right up to the factory mounts with zero cutting made the whole swap painless. My favorite part is that it still works with the OEM valve system, so I can keep it quiet in the morning and let it scream when I hi

The valved F1 system dropped right in using the factory mounting points, no cutting or welding needed which saved me a full afternoon. Hooked it up to the OEM valve controls and the whole thing works seamlessly with the car's electronics.