Nforcd BMW M2C / M2 Competition S55 ECU Remap, Flash Tune & Chip Tuning - Stage 1 500bhp / Stage 2 520bhp+ - Custom Dyno Mapping, ECU Reflash & Calibration, OBD Port or DME Bench Unlock - UK Warwickshire West Midlands

BMW M2 Competition S55 Performance Software - Stage 1 500 bhp, Stage 2 520 bhp+

Unlock serious performance from your BMW M2 Competition with a bespoke engine software upgrade that delivers strong, repeatable gains and superb drivability. Calibrated in the UK on our hub dyno in Warwickshire, this tailored mapping transforms the S55 twin turbo straight six with sharper response, fatter midrange torque and dependable power you can enjoy every day.

Why choose this M2C engine software

• Custom calibration per car - no off the shelf file, your map is built around your vehicle, hardware and goals
• Dyno verified results - baseline and post tune power runs so you can see the improvement
• Road and track focused - smooth throttle, linear delivery and strong repeatability pull after pull
• Safety led strategy - careful control of boost, ignition and torque to protect the S55
• UK support - developed and refined in Warwickshire with expert aftercare

Power levels

• Stage 1: up to 500 bhp on a healthy, otherwise standard M2 Competition
• Stage 2: 520 bhp+ with appropriate supporting hardware - contact us for guidance

Included features and options

• Tailored ECU calibration for your BMW M2C S55
• Customer configurable options on request - cold start reduction, overrun sound control, GTS style start up tone
• Speed limiter and exhaust valve behaviour adjustments on request
• OBD port flashing where supported, bench unlock service available for later locked DME units

Our process

• Initial health check and diagnostics to confirm the car is running correctly
• Baseline dyno session to record factory performance
• Bespoke map development and refinement for your specific M2C
• Final validation runs with printouts or digital results provided

Tried, tested, trusted

We run this software on our own cars, and feedback from BMW M2 Competition owners has been outstanding. Customers report a dramatic improvement in response, midrange punch and overall driveability, all while retaining everyday reliability.

Fitting and booking

For installation, dyno calibration and support at our Warwickshire facility, request a quote from MJ Modifications at info@mjmodifications.co.uk. We serve the West Midlands, Birmingham, Coventry, Leamington Spa and UK wide by appointment.

Compatibility

BMW M2 Competition with the S55 engine. If your DME is a newer locked variant, we can perform a bench unlock to enable tuning.

Notes

• Stage 2 requires suitable supporting modifications - contact us for advice
• Results vary with vehicle condition, fuel quality and hardware configuration

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