BMW · MSS60 ECU · petrol

BMW 3 SERIES MSS60 tuning files

The BMW 3 SERIES on the MSS60, mapped from stock file to finished result. Across the matched variants stock power runs from 420 to 420 HP. On this petrol engine the focus is sharper throttle and useful, repeatable gains. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All 3 SERIES coverage

Available solutions

Solutions that apply to the MSS60 on this petrol platform. The exact set depends on the specific engine and software version.

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

Engine variants & ECU software

3 distinct variants for the BMW 3 SERIES on the MSS60 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 400 420HP
Engine code: S65B40
Controller brand: SIEMENS
ECU: MSS60
Stock power: 420 HP
ECU SW: 6577907630
ECU HW: 5WK9588
Calibration: QT0Z080EEKEV0V637

Variant 2

ECU

Catalog engine: 4000 420HP
Engine code: S65B40
Controller brand: SIEMENS
ECU: MSS60
Stock power: 420 HP
Calibration: 0569QT0Z080EEKEV0

Variant 3

ECU

Catalog engine: M3 4000 420HP
Engine code: S65B40
Controller brand: SIEMENS
ECU: MSS60
Stock power: 420 HP
ECU HW: 07841431
Calibration: 0569QT0Z050EEKEV2

Related vehicles

Other vehicles built on the MSS60 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the BMW 3 SERIES on the MSS60?

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 MSS60 ECU software on this model?

Yes — the BMW 3 SERIES on the MSS60 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.