Fabspeed Valved Exhaust and Double-X Midpipe for BMW M3/M4 (G80/G82)

Combine the valved rear section with a Double-X midpipe for the G80/G82. The package includes the crossover hardware omitted from the rear-exhaust-only listing. Fabspeed Motorsport designs performance exhaust systems, air intakes and ECU tuning in Fort Washington, Pennsylvania. Porsche and other sports-car applications are developed through dyno testing, road evaluation and racetrack work.

Technical Details

• Manufacturer product reference: FS.BMW.G8X.VLVMPXX. The selected option determines the complete supplied configuration.
• Includes valved axle-back section and Double-X midpipe.
• Two investment-cast X junctions.
• Helical valves retain factory control.
• T304L stainless-steel tubing and selected quad tips.
• Full-system installation is specified without cutting or welding; confirm the selected original exhaust layout.
• Covered by the Fabspeed Lifetime Warranty, subject to its terms and exclusions.

Use restrictions

Fabspeed specifies closed-course competition and off-road use for this product or its catalyst/intake-changing components. A sport catalyst, a STREET option label or the absence of a fault light does not establish public-road emissions approval. Confirm the requirements for the intended installation before ordering.

Manufacturer Videos

Demonstration vehicles may have additional modifications. The selected configuration determines what is supplied; the video does not establish fitment or guarantee the same sound or output on another vehicle.

PMB Performance brings over 20 years of parts and fitment experience. Send your VIN and the relevant original or modified component details if you need help confirming the application before ordering.

Fitment & Compatibility