Fabspeed BMW M3/M4 (G80/G82) Intermediate X-Pipe (2021+) - FS.BMW.G8X.MP Transmission Bundle Secondary catbypass pipes replace the

Secondary catbypass pipes replace the unneccessary set of catalytic converters for improved power and sound

The eye-catching appeal of our clear-coated 3K twill carbon fiber is a synergy of lightweight excellence and sophistication

Our goal when developing the GT4 RS exhaust suite was to maximize tubing diameter to accommodate the increased exhaust flow from the 4

Makes for a thin

Fabspeed BMW M3/M4 (G80/G82) Intermediate X-Pipe (2021+) - FS.BMW.G8X.MP Transmission Bundle Secondary catbypass pipes replace theThe Fabspeed BMW M3 & M4 Intermediate X Pipe offers a significant improvement plug and play upgrade to the restrictive and quiet OEM double H pipe. Adding a significant increase in tone, volume, and power our double X Pipe design uses two cast x pipes SOUND: The Fabspeed Motorsport Intermediate X Pipe exhaust relieves you of the subtle OEM sound and gives you the volume and tone thats missing from the factory system. With a slight increase in volume