Variant 1
ECU- Catalog engine
- 1700 125HP
- Controller brand
- DENSO
- ECU
- MA275700-8921
- Stock power
- 125 HP
OPEL · MA275700-8921 ECU
OPEL ASTRA MA275700-8921 tuning files
Everything we work with on the OPEL ASTRA fitted with the MA275700-8921. Across the matched variants stock power runs from 105 to 125 HP. We start conservative here — Stage 1 and Stage 2 are the dependable baseline. Every file is matched to the exact calibration on your vehicle and signed off by an operator.
Available solutions
What we can run on the MA275700-8921 for this vehicle — the precise options narrow down by engine and software version.
Engine variants & ECU software
3 distinct variants for the OPEL ASTRA on the MA275700-8921 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 1700 110HP
- Controller brand
- DENSO
- ECU
- MA275700-8921
- Stock power
- 110 HP
Variant 3
ECU- Catalog engine
- 1700 105HP
- Generation
- K 09/2015-2019
- Matched gains engine
- 1.0T (3cyl) 105
- Controller brand
- DENSO
- ECU
- MA275700-8921
- Stock power
- 105 HP
- Stage 1 power
- 130 HP
- Power increase
- +25 HP (+24%)
- Stock torque
- 170 Nm
- Stage 1 torque
- 220 Nm
- Torque increase
- +50 Nm (+29%)
Related vehicles
Other vehicles built on the MA275700-8921 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the OPEL ASTRA on the MA275700-8921?
Stage 1, Stage 2. The exact set depends on the specific engine and software version.
Do you cover the MA275700-8921 ECU software on this model?
Yes — the OPEL ASTRA on the MA275700-8921 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.