Milltek replacement muffler BMW 1 Series F20-F21 120i to 125i 2016-2019, rear muffler bypass, GT80 polished tips

Milltek Sport replacement muffler pipe for BMW 1 Series F20-F21

This Milltek Sport replacement muffler pipe for BMW 1 Series F20-F21 replaces an original muffler or section to change the sound, without replacing the entire exhaust line.

Technical specifications

• Milltek part number: SSXBM1132
• Part type: Replacement muffler pipe
• Configuration: valveless
• Detail: Rear muffler bypass, GT80 tips in polished stainless steel
• Pipe diameter: 70 mm (2.75 inches)
• Outlets: 2 GT-80 tips, 80 mm
• Tip finish: polished stainless steel
• Fitting information: OEM dual-left diffuser, valveless
• Material: aerospace-grade stainless steel
• Manufacturer: Milltek Sport (UK)

Compatible vehicles

• BMW 1 Series F20-F21 120i to 125i 2.0T (B48 engine) 184-224 hp (2016-2019)

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

Frequently asked questions

• Valveless: the exhaust sounds at all times. On a vehicle with original valves, a valve delete module may be needed to avoid a warning light (see fitting information).

Why choose Milltek Sport?

Milltek Sport designs and manufactures its exhausts in England, using mandrel-bent tubing to preserve the inside diameter and a fit developed on the vehicle. The result: a clean installation without modification, and a sound tuned to stay pleasant for everyday driving.

Going further

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