DPF-Back Milltek BMW 3 Series G80-G81 M3, 4 Series G82 M4, with Resonator Bypass, Quad Jet-115 Carbon Tips

Milltek Sport DPF-back exhaust for BMW 3 Series G80-G81 M3 / 4 Series G82 M4

Does the factory sound of your BMW 3 Series G80-G81 M3 / 4 Series G82 M4 leave you wanting more? This Milltek Sport stainless steel DPF-back exhaust is the most requested upgrade among owners: more presence, a distinctive sound, and build quality that lasts.

Technical specifications

• Milltek part number: SSXBM1321
• Part type: DPF-back exhaust
• Configuration: with valves
• Details: With silent intermediate bypass, quad Jet-115 carbon tips
• Tube diameter: 80 mm
• Outlets: four 115 mm Jet tips
• Tip finish: carbon
• Installation information: With valves
• Material: aerospace-grade stainless steel
• Manufacturer: Milltek Sport (United Kingdom)

Compatible vehicles

• BMW 3 Series G80-G81 M3 3.0 Turbo S58 (M3 and M3 Competition, xDrive, Sedan, Wagon, 2020-2025, with DPF)
• BMW 4 Series G82 M4 3.0 Turbo S58 (M4 and M4 Competition, 2020-2025, with DPF)

Not sure about compatibility with your vehicle? Contact us with your VIN before ordering.

Most frequently asked questions

• What about the neighbors in the morning? The valves operate as on the original system: closed and discreet at startup or in comfort mode, fully open in sport mode.
• Fitting: the system uses the original mounting points. A workshop with the right equipment usually fits it in one to two hours.

Why choose Milltek Sport?

A European tuning reference, Milltek Sport tunes each system directly on the vehicle. Mandrel bending, clean welds and aerospace-grade stainless steel make for a system that lasts and sounds right.

Further reading

• Valved exhaust systems: how they work and should you keep them?