Remus BMW B58 F20 F22 Rear Exhaust Silencer for M140i and M240i
Upgrade your BMW M140i or M240i with the Remus stainless steel rear exhaust silencer, the proven axle-back backbox for the B58-powered F20 F21 F22 F23 platform. This valved rear silencer delivers an aggressive, motorsport-inspired exhaust note with EC homologation, reduced back pressure, improved flow and a precision fit. It integrates seamlessly with the factory valve actuator and vehicle electronics for factory-style valve control and everyday usability.
Ideal for drivers searching for BMW M140i exhaust, BMW M240i exhaust, M140i backbox, M240i backbox, B58 exhaust upgrade, Remus axle-back, Remus rear silencer or valved performance exhaust for F20 F21 F22 F23. Part Number: 089016 1500.
Key Features
- Aggressive racing sound with refined cruising when the valve is closed
- Shot blasted surface, 100 percent stainless steel construction
- Performance increase with low back pressure design
- Light weight construction with perfect OEM-like fitment
- Integrated valve using the original actuator via vehicle onboard electronics
- EC homologation for road use
- Handmade in Austria
- 24 months Remus warranty
Technical Details
Stainless steel sport exhaust centred for left and right system, supplied without tailpipes.
Tube dimensions:
- Original tube diameter: 80 mm
- REMUS tube diameter: 84 mm
Outlet connection tubes:
- Inner diameter to outlet side: 60.2 mm
- Outer diameter for tailpipes: 60.0 mm
Tailpipe Options
Tailpipes are sold separately to let you configure the exact look you want.
For BMW M140i F20 F21: choose from Remus tailpipes designed for the M140i platform.
For BMW M240i F22 F23, Remus offers:
- Carbon Tailpipes 102 mm
- Straight Cut Chrome Tailpipes 102 mm
- Rolled Edge Chrome Tailpipes 102 mm
- Street Race Black Tailpipes 98 mm
- Street Race Chrome Tailpipes 98 mm
Expand to a Cat-Back
Build a full Remus cat-back system by adding either the Unsilenced Front Section or the Silenced Front Section for further sound and flow enhancement.
Fitment and Compatibility
- BMW 1 Series F20 F21 M140i and M140i xDrive, 2015 to 2018
- BMW 2 Series F22 F23 M240i and M240i xDrive, 2015 to 2018
Compatible with OPF or GPF equipped models when fitting the rear silencer only.
Nforcd Approved
We have fitted and run this Remus rear silencer on our own and customer cars with excellent results. It is a transformative exhaust upgrade for the BMW M140i and M240i, delivering the sound and performance feel enthusiasts want while maintaining everyday drivability. Our customers consistently praise the build quality, tone and the easy integration with the factory valve control.
Video: Stock vs Remus Backbox
Special thanks to NFoxtv for the comparison.
Compatibility Check
To ensure perfect fitment, we run a compatibility check prior to dispatch. Provide your UK registration or the last 7 digits of your VIN at checkout.
Fitting Service
Professional fitting available at Nforcd in Warwickshire. Request a quote at Sales@nforcd.com.
Warranty and Homologation
2 year Remus warranty. EC homologation.
Part Number
089016 1500
Search Friendly Terms
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