Skip to product information
1 of 3

Performance M

Remus Performance Axle-Back Exhaust for BMW M140i F20 F21 (F2x, B58) – Rear Silencer/Back Box/Muffler Upgrade – OPF/GPF Compatible – Stainless Steel with Carbon or Chrome Tailpipes

Remus Performance Axle-Back Exhaust for BMW M140i F20 F21 (F2x, B58) – Rear Silencer/Back Box/Muffler Upgrade – OPF/GPF Compatible – Stainless Steel with Carbon or Chrome Tailpipes

Regular price £1,197.70
Regular price Sale price £1,197.70
Sale Sold out
Shipping calculated at checkout.
System Options

Remus performance rear section for BMW 1 Series M140i F20 F21 GPF and OPF models

Give your M140i the soundtrack and flow it deserves with a premium rear silencer upgrade from Remus. Hand built in Austria from shot blasted, 100 percent stainless steel, this axle-back solution delivers a deeper, race-bred tone, reduced back pressure for improved breathing, and a precise fit that looks factory while sounding anything but.

We have fitted this system for many customers and the feedback has been consistently excellent. Sharper response, a richer note, beautiful tailpipe finishers, and quality you can see and hear. It is a genuine sports exhaust upgrade for GPF and OPF equipped 1 Series M140i owners who want a refined but assertive sound and long-term durability.

Why choose this Remus rear section

  • Race-inspired tone with a deeper, more engaging soundtrack
  • 84 mm tubing for freer flow and reduced back pressure
  • Lightweight stainless construction with shot blasted finish
  • Excellent fitment and alignment on the F2x platform
  • Handmade Austrian craftsmanship for lasting quality
  • Two tailpipe styles to suit your build

Tailpipe choices and part numbers

  • Rear silencer with carbon fibre tailpipes: 089016 1500+0426 70CS
  • Rear silencer with polished chrome tailpipes: 089016 1500+0426 70SG

Fitment details

  • For BMW M140i F2x platform, including F20 and F21, with GPF or OPF
  • The factory system requires a cut for installation
  • Professional fitting strongly recommended for best results

Special offer

Enjoy a 7 percent saving that is already applied to the displayed prices. No code needed.

Installation and support

Want it fitted right first time? Book your install with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote and availability.

Key specs

  • Tubing diameter: 84 mm
  • Material: 100 percent stainless steel
  • Finish: shot blasted

Compatibility notes

  • Only for vehicles equipped with GPF or OPF
  • Axle-back style rear section replaces the OE back box

Popular searches

BMW M140i back box, M140i F20 exhaust upgrade, F21 rear silencer, B58 sports exhaust, M140i GPF exhaust, OPF rear section, Remus axle-back, stainless steel backbox, M140i carbon tailpipes, M140i chrome tailpipes, BMW 1 Series performance exhaust, M140i sound upgrade, F2x muffler, M140i stainless system.

View full details