Variant 1
ECU- Catalog engine
- 2200 MZR-CD 204HP
- Controller brand
- DENSO
- ECU
- MA275700-8921
- Stock power
- 204 HP
MAZDA · MA275700-8921 ECU
MAZDA 3 MA275700-8921 tuning files
The MAZDA 3 on the MA275700-8921, mapped from stock file to finished result. Stock output across the matched variants spans 143–204 HP. There are 4 distinct variants on file for this combination. For this platform the dependable path begins with Stage 1 and Stage 2. Each file is tied to the precise software on your car and checked before it goes out.
Available solutions
Solutions that apply to the MA275700-8921 on this vehicle platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
4 distinct variants for the MAZDA 3 on the MA275700-8921 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 2200 185HP
- Controller brand
- DENSO
- ECU
- MA275700-8921
- Stock power
- 185 HP
Variant 3
ECU- Catalog engine
- 2200 173HP
- Generation
- 2007-2013
- Matched gains engine
- 2.2 CDVI 173
- Controller brand
- DENSO
- ECU
- MA275700-8921
- Stock power
- 173 HP
- Stage 1 power
- 205 HP
- Power increase
- +32 HP (+18%)
- Stock torque
- 400 Nm
- Stage 1 torque
- 460 Nm
- Torque increase
- +60 Nm (+15%)
Variant 4
ECU- Catalog engine
- 2000 143HP
- Generation
- 2003-05/2009
- Matched gains engine
- 2.0 MZR-CD 143
- Controller brand
- DENSO
- ECU
- MA275700-8921
- Stock power
- 143 HP
- Stage 1 power
- 170 HP
- Power increase
- +27 HP (+19%)
- Stock torque
- 360 Nm
- Stage 1 torque
- 410 Nm
- Torque increase
- +50 Nm (+14%)
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 MAZDA 3 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 MAZDA 3 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.