BMW · MS42 ECU · petrol

BMW Z SERIES MS42 tuning files

Tuning file coverage for the BMW Z SERIES running the MS42 ECU. The matched variants sit between 150 and 193 HP from the factory. 5 distinct variants are catalogued here. Petrol calibration here is about crisp response and a result that holds up day to day. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All Z SERIES coverage

Available solutions

Applicable work for the MS42 on this petrol. The available set firms up once the exact engine and software are known.

Stage 1 Stage 2 Swirl Flaps OffLambda / O2OPF/GPF Off

Engine variants & ECU software

5 distinct variants for the BMW Z SERIES on the MS42 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 2800 193HP
Engine code: M52TUB28
Controller brand: SIEMENS
ECU: MS42
Stock power: 193 HP
Calibration: 84ads20f

Variant 2

ECU

Catalog engine: 2800 193HP
Engine code: M52TUB28
Controller brand: SIEMENS
ECU: MS42
Stock power: 193 HP
Calibration: 84c3s20G

Variant 3

ECU

Catalog engine: 2000 150HP
Controller brand: SIEMENS
ECU: MS42
Stock power: 150 HP

Variant 4

ECU

Catalog engine: 2000 150HP
Engine code: M52TUB20
Controller brand: SIEMENS
ECU: MS42
Stock power: 150 HP
Calibration: 84c3w20g

Variant 5

ECU

Catalog engine: 2000 150HP
Engine code: M52TUB20
Controller brand: SIEMENS
ECU: MS42
Stock power: 150 HP
Calibration: 93c9w20m

Related vehicles

Other vehicles built on the MS42 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 MS42?

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 MS42 ECU software on this model?

Yes — the BMW Z SERIES on the MS42 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.