BMW G8X M3/M4 Resonated Midpipe – 3.5 inch 2-into-1 Centre Exhaust Upgrade
Transform the sound and flow of your BMW G8X with this resonated midpipe. Designed specifically for the S58-powered BMW G80 M3, G81 M3 Touring, G82 M4, and G83 M4, this two-into-one 3.5 inch 89 mm resonated mid pipe increases exhaust flow, removes the OPFs and middle box, and delivers a deeper, more aggressive exhaust note without the unwanted rasp. It also includes the larger mid brace to help prevent vibrations and keep the system solid under load.
If you are searching for BMW G8X resonated midpipe, BMW G80 M3 mid pipe, BMW G82 M4 midpipe, OPF delete mid pipe, centre exhaust section, or S58 exhaust upgrade, this is the proven, high quality solution enthusiasts choose for sound, flow and drivability.
Key features
- Two-into-one design for optimised exhaust scavenging and increased exhaust flow
- Resonated 3.5 inch 89 mm centre section for a deeper tone and reduced rasp
- Removes both OPFs GPFs and the middle box for an authentic motorsport sound
- Includes the larger mid brace to help prevent vibrations and add stability
- Engineered for the BMW S58 platform in the G8X M3 M4 range
Fitment
Compatible with:
- BMW G80 M3 Saloon
- BMW G81 M3 Touring
- BMW G82 M4 Coupé
- BMW G83 M4 Convertible
- All S58 variants within the G8X platform
Why choose this resonated midpipe
This upgrade strikes the perfect balance between volume and refinement. The resonator controls harsh frequencies, so you get a fuller, richer S58 soundtrack with minimal rasp. The increased flow helps the engine breathe more freely, enhancing response and overall driving enjoyment. We have installed and used this setup ourselves, and our customers consistently praise the sound quality and robust fitment.
What is included
- Resonated 3.5 inch 89 mm two-into-one midpipe assembly
- Enlarged mid brace to help prevent vibrations
Installation and fitting
Professional installation is recommended. For fitting at Nforcd in Warwickshire, request a quote at Sales@nforcd.com.
Notes
This midpipe removes the OPFs GPFs and middle box. For off-road and motorsport use only where regulations permit.
Keywords for search: BMW G8X M3 M4 resonated midpipe, BMW G80 M3 mid pipe, BMW G82 M4 mid pipe, BMW G83 M4 centre pipe, S58 exhaust upgrade, OPF delete midpipe, mid box delete, 3.5 inch 89 mm single midpipe, BMW G81 M3 Touring exhaust, G8X centre section.

