Variant 1
ECU- Catalog engine
- 3000 340HP
- Engine code
- N54B30OV
- Controller brand
- SIEMENS
- ECU
- MSD81.2
- Stock power
- 340 HP
- ECU SW
- 6577475159
- ECU HW
- 6577475275
- Calibration
- 0044CC0IKB0SIJB3S
BMW · MSD81.2 ECU · petrol
BMW Z SERIES MSD81.2 tuning files
The BMW Z SERIES on the MSD81.2, mapped from stock file to finished result. Across the matched variants stock power runs from 340 to 340 HP. There are 2 distinct variants on file for this combination. Petrol calibration here is about crisp response and a result that holds up day to day. Each file is tied to the precise software on your car and checked before it goes out.
Available solutions
Applicable work for the MSD81.2 on this petrol. The available set firms up once the exact engine and software are known.
Engine variants & ECU software
2 distinct variants for the BMW Z SERIES on the MSD81.2 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 3000 340HP
- Controller brand
- SIEMENS
- ECU
- MSD81.2
- Stock power
- 340 HP
Related vehicles
Other vehicles built on the MSD81.2 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the BMW Z SERIES on the MSD81.2?
Stage 1, Stage 2, Swirl Flaps Off, Lambda / O2, OPF/GPF Off. The exact set depends on the specific engine and software version.
Do you cover the MSD81.2 ECU software on this model?
Yes — the BMW Z SERIES on the MSD81.2 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.