Milltek GPF-OPF Bypass for BMW M240i Coupé G42 xDrive 2022 on - Part No. SSXBM1233
Unlock the true sound and performance of your BMW M240i G42 xDrive with the Milltek GPF-OPF Bypass, part number SSXBM1233. Designed to fit to a Milltek Sport exhaust system on OPF-GPF equipped models only, this performance exhaust upgrade removes the restriction of the factory particulate filters to deliver faster exhaust gas flow, sharper throttle response and a deeper, more aggressive exhaust tone. This is the go-to Milltek M240i G42 OPF delete - GPF delete solution for enthusiasts who want a louder, freer-flowing BMW M240i G42 xDrive exhaust.
- Direct fit to Milltek Sport system - engineered for BMW M240i G42 xDrive OPF-GPF models
- Requires OPF-GPF Bypass Module or Stage 2 ECU software for correct operation
- UK made in aerospace grade type 304 stainless steel - non-magnetic and highly corrosion resistant
- Mandrel bent pipework for optimised gas flow and reduced back pressure
- Crisp, sporty exhaust note with Milltek’s renowned acoustic development
- Perfect for track days and performance-focused builds
Every Milltek Sport exhaust component is designed, developed and hand finished in the UK by time-served craftsmen. Produced from superior type 304 stainless steel throughout the pipework, silencers and associated hardware, the material is less susceptible to discolouration and built to last. Mandrel bending ensures constant radius bends for maximised gas flow, while carefully chosen bore diameters exceed stock to deliver performance without sacrificing drivability. Milltek exhausts undergo comprehensive acoustic development to create a tone that is sporty and crisp, avoiding unwanted NVH, drone or cabin resonance.
At Nforcd, we run and install Milltek systems on customer BMWs and the feedback has been outstanding. The Milltek GPF-OPF Bypass on the M240i G42 xDrive transforms the car’s character, letting the B58 soundtrack breathe while supporting higher performance tuning. If you are searching for BMW M240i G42 OPF delete, GPF delete, Milltek M240i G42 exhaust upgrade, or OPF-GPF bypass for M240i xDrive, this SSXBM1233 kit is the proven choice.
Fitment and requirements
- Vehicle: BMW M240i Coupé G42 xDrive OPF-GPF models only
- Model years: 2022 onwards
- System: Fits to Milltek Sport exhaust system
- Part number: SSXBM1233
- Electronics-tuning: Requires OPF-GPF Bypass Module or Stage 2 ECU software
Why choose this Milltek GPF-OPF Bypass
- BMW M240i G42 xDrive exhaust upgrade for increased flow and response
- Enhanced exhaust sound vs. factory OPF-GPF system
- Precision fitment with premium materials for long-term reliability
- Made in the UK by Milltek Sport - a leading performance exhaust specialist
Professional fitting available
We recommend professional installation. Nforcd offers full supply and fitting in Warwickshire with experienced technicians who know BMW G-series cars. To request a fitting quote or book your slot, email Sales@nforcd.com.
Important notes
- For OPF-GPF equipped BMW M240i G42 xDrive models fitted with a Milltek Sport system
- Requires OPF-GPF Bypass Module or Stage 2 ECU software to prevent faults
- Intended for off-road or track use where local regulations permit
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