Remus BMW G80 G82 Axle-Back Exhaust System for M3, M3 Competition, M4 and M4 Competition
Looking for a BMW M3 G80 exhaust or BMW M4 G82 exhaust that delivers authentic motorsport sound, quality engineering and real performance? The Remus axle-back exhaust system is a proven upgrade for the 2021+ BMW M3 and M4 platforms, including M3 Competition and M4 Competition, with and without GPF or OPF. This valved stainless steel axle-back transforms the car with a deeper tone, sharper throttle response and reduced back pressure, all while retaining OEM valve control and everyday usability.
We run Remus systems on our own builds and our customers consistently praise the fitment, finish and sound. If you are searching terms like BMW M3 exhaust upgrade, BMW M4 valved exhaust, Remus G80 axle back, Remus G82 axle back, performance exhaust for G80 G82, UK EC approved exhaust or GPF safe exhaust for M3 M4, this is the system you want.
What you get
- Remus sport exhaust centred section using the absorption principle
- Connection tube package with spherical connection and integrated valves
- OEM valve control retained via the factory actuators and vehicle electronics
- Installation at the factory mounting points for an OE-quality fit
Why choose Remus for your G80 M3 or G82 M4
- Aggressive racing sound with refined cruising manners thanks to the factory valve integration
- Shot blasted surface, 100 percent stainless steel for durability and a premium finish
- Performance increase with low back pressure and a freer-flowing design
- Lightweight construction compared with the original rear section
- Perfect shape and fitment, handmade in Austria
- 24 months Remus warranty
- Includes EC type approval for road use where applicable
Tubing size
- Original tube diameter: 70 mm
- Remus tube diameter: 76 mm
Tailpipe options sold separately
Please note: tail pipes are not included in this kit and are sold separately. Choose your preferred finish to complete the look of your M3 or M4:
- Stainless steel chromed angled rolled edge, 102 mm
- Stainless steel chromed angled straight cut, 102 mm
- Stainless steel chromed straight cut with carbon insert, 98 mm
- Stainless steel black chrome straight cut with carbon insert, 98 mm
- Carbon tail pipe set with titanium internals, 102 mm
Fitment and notes
- Fits BMW M Series G80 M3 and G80 M3 Competition, 2021+ with and without GPF
- Fits BMW M Series G82 M4 and G82 M4 Competition, 2021+ with and without GPF
- Type G234M
- The original exhaust must be cut for installation
- Direct fit to OE mounting points with spherical connection for precise alignment
Part numbers
081021 1400 + 081021 1500
Buy with confidence from Nforcd
We know these cars and these systems inside out. Our team has installed and tested Remus on G80 and G82 platforms, and customer feedback is consistently positive on sound quality, valve operation and build quality. If you are after BMW M3 G80 exhaust sound without drone, BMW M4 G82 performance exhaust, Remus valved axle back, OPF friendly exhaust or EC approved BMW M exhaust in the UK, this is a top choice.
Professional fitting available
Want it fitted by experts? Book a professional installation at Nforcd in Warwickshire. Email Sales@nforcd.com for a fitting quote and availability.
Compatibility check
To ensure perfect fitment, we run a compatibility check before dispatch. Provide your UK registration or the last 7 digits of your VIN at checkout and we will confirm suitability.
Manufacturer and warranty
- Manufactured by Remus
- 2 year Remus warranty, non transferable
SEO friendly summary
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