BMW · MSS65 ECU · petrol

BMW M SERIES MSS65 tuning files

Tuning file coverage for the BMW M SERIES running the MSS65 ECU. The matched variants sit between 507 and 507 HP from the factory. It is a petrol platform, tuned for response and clean power delivery. Each file is tied to the precise software on your car and checked before it goes out.

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Available solutions

Solutions that apply to the MSS65 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

17 distinct variants for the BMW M SERIES on the MSS65 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 5000 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 07841662
ECU HW: 07841682

Variant 2

ECU

Catalog engine: 5000 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP

Variant 3

ECU

Catalog engine: 5000 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 07842645

Variant 4

ECU

Catalog engine: 5000 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 07841685
ECU HW: 07841684

Variant 5

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 07842639
ECU HW: 07842640
Calibration: Z160EEAES1

Variant 6

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP

Variant 7

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 07842121
Calibration: Z160EEAES0

Variant 8

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 07842645

Variant 9

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
Calibration: Z140EEAES0

Variant 10

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 07838957
Calibration: Z090EEAES1

Variant 11

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
ECU SW: 09021198
Calibration: Z510EEAES0

Variant 12

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
Calibration: Z160EEAES0

Variant 13

ECU

Catalog engine: M5 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
Calibration: Z160EEAUS1

Variant 14

ECU

Catalog engine: M6 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
Calibration: Z520EEAES0

Variant 15

ECU

Catalog engine: M6 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
Calibration: Z120EEAES0

Variant 16

ECU

Catalog engine: M6 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP

Variant 17

ECU

Catalog engine: M6 5000 V10 507HP
Engine code: S85B50
Controller brand: SIEMENS
ECU: MSS65
Stock power: 507 HP
Calibration: Z520EEAES1

Related vehicles

Other vehicles built on the MSS65 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the BMW M SERIES on the MSS65?

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 MSS65 ECU software on this model?

Yes — the BMW M SERIES on the MSS65 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.