Variant 1
ECU- Catalog engine
- 1400 160HP
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 160 HP
- ECU SW
- 3894189A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053471
- Calibration
- MM8GMKHW681_3894189A_50053471
FIAT · MM8GMK ECU · diesel
FIAT 124 SPIDER MM8GMK tuning files
FIAT 124 SPIDER on the MM8GMK: matched, calibrated and delivered with care. Across the matched variants stock power runs from 140 to 160 HP. 23 distinct variants are catalogued here. It is a diesel platform, so the full diesel solution range is on the table. Every file is matched to the exact calibration on your vehicle and signed off by an operator.
Available solutions
Solutions that apply to the MM8GMK on this diesel platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
23 distinct variants for the FIAT 124 SPIDER on the MM8GMK ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894190A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053469
- Calibration
- MM8GMKHW681_3894190A_50053469
Variant 3
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3HA1094A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 155252099
- Calibration
- MM8GMKHW681_3HA1094A_155252099
Variant 4
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894188A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053316
- Calibration
- MM8GMKHW681_3894188A_50053316
Variant 5
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894188A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053467
- Calibration
- MM8GMKHW681_3894188A_50053467
Variant 6
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3HA1093A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50055569
- Calibration
- MM8GMKHW681_3HA1093A_50055569
Variant 7
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3KA0006A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 52108783
- Calibration
- MM8GMKHW681_3KA0006A_52108783
Variant 8
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3KA0008A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 52108782
- Calibration
- MM8GMKHW681_3KA0008A_52108782
Variant 9
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3KA1024A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 46345871
- Calibration
- MM8GMKHW681_3KA1024A_46345871
Variant 10
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3KA1078A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50055688
- Calibration
- MM8GMKHW681_3KA1078A_50055688
Variant 11
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3897087A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 155252060
- Calibration
- MM8GMKHW681_3897087A_155252060
Variant 12
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3897087A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 155251512
- Calibration
- MM8GMKHW681_3897087A_155251512
Variant 13
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3HA0093A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50055149
- Calibration
- MM8GMKHW681_3HA0093A_50055149
Variant 14
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3HA0093A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50055292
- Calibration
- MM8GMKHW681_3HA0093A_50055292
Variant 15
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894194A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053468
- Calibration
- MM8GMKHW681_3894194A_50053468
Variant 16
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894192A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053464
- Calibration
- MM8GMKHW681_3894192A_50053464
Variant 17
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3896088A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50054010
- Calibration
- MM8GMKHW681_3896088A_50054010
Variant 18
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894193A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053466
- Calibration
- MM8GMKHW681_3894193A_50053466
Variant 19
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3KA1025A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 46345872
- Calibration
- MM8GMKHW681_3KA1025A_46345872
Variant 20
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894187A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50053465
- Calibration
- MM8GMKHW681_3894187A_50053465
Variant 21
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3894187A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50054009
- Calibration
- MM8GMKHW681_3894187A_50054009
Variant 22
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3896093A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 50054014
- Calibration
- MM8GMKHW681_3896093A_50054014
Variant 23
ECU- Catalog engine
- 1400 140HP
- Generation
- 2016-
- Matched gains engine
- 1.4 Mutliair 140
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMK
- Stock power
- 140 HP
- Stage 1 power
- 180 HP
- Power increase
- +40 HP (+29%)
- Stock torque
- 240 Nm
- Stage 1 torque
- 300 Nm
- Torque increase
- +60 Nm (+25%)
- ECU SW
- 3KA0010A
- ECU HW
- MM8GMKHW681
- SW upgrade
- 52108784
- Calibration
- MM8GMKHW681_3KA0010A_52108784
Related vehicles
Other vehicles built on the MM8GMK controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the FIAT 124 SPIDER on the MM8GMK?
Stage 1, Stage 2, DPF Off, EGR Off, Swirl Flaps Off, Lambda / O2, MAF Off, TVA, NOx Off, AGS, Readiness, Start/Stop Off, Oil Pressure, Limp Mode Off. The exact set depends on the specific engine and software version.
Do you cover the MM8GMK ECU software on this model?
Yes — the FIAT 124 SPIDER on the MM8GMK 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.