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Home / ECU Remapping / BMW M8
S63 Engine

BMW M8

F91/F92/F93

The F92 M8 with the S63 twin-turbo V8. BMW's flagship grand tourer with enormous power reserves. Custom ECU calibration unlocks its full potential.

617 Stock BHP
720 Stage 1 BHP
850+ Stage 3 Ceiling
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BMW M8 F91/F92/F93
Performance Stages

S63 Tuning Stages

All power figures are average estimates based on typical results. Actual gains depend on vehicle condition, fuel quality and supporting modifications.

01

Stage 1

680-720 bhp

Software only. No hardware changes required. Custom ECU calibration on fully standard engine.

  • Custom map written in-house
  • No additional parts needed
  • Fully reversible
02

Stage 2

750-800 bhp

Calibrated for bolt-on modifications. Downpipe, intake and supporting hardware.

  • Requires supporting hardware
  • Mapped to your specific mods
  • Data-logged and validated
03

Stage 3

850+ bhp

Full custom calibration for serious builds. Hybrid turbos, uprated fuelling and bespoke mapping.

  • Hybrid or upgraded turbo
  • Uprated fuel system
  • Bespoke build calibration

Ready to Tune Your M8?

Get in touch to discuss your build. Every map is written in-house and tailored to your car.

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