Variant 1
ECU- Catalog engine
- 12800 400HP
- Controller brand
- TRW
- ECU
- EMS2
- Stock power
- 400 HP
- ECU SW
- 21786467P01
- ECU HW
- 21300122P03
- SW upgrade
- 21698618P01
VOLVO TRUCKS · EMS2 ECU · petrol
VOLVO TRUCKS B12M EMS2 tuning files
Everything we work with on the VOLVO TRUCKS B12M fitted with the EMS2. Stock output across the matched variants spans 340–400 HP. It is a petrol platform, tuned for response and clean power delivery. Every file is matched to the exact calibration on your vehicle and signed off by an operator.
Available solutions
Applicable work for the EMS2 on this petrol. The available set firms up once the exact engine and software are known.
Engine variants & ECU software
4 distinct variants for the VOLVO TRUCKS B12M on the EMS2 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 12000 340HP
- Controller brand
- TRW
- ECU
- EMS2
- Stock power
- 340 HP
- ECU HW
- 21076792P01
Variant 3
ECU- Catalog engine
- 12000 340HP
- Controller brand
- TRW
- ECU
- EMS2
- Stock power
- 340 HP
Variant 4
ECU- Catalog engine
- 12000 340HP
- Controller brand
- TRW
- ECU
- EMS2
- Stock power
- 340 HP
- ECU SW
- 21006625P01
- ECU HW
- 22314163P01
Related vehicles
Other vehicles built on the EMS2 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the VOLVO TRUCKS B12M on the EMS2?
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 EMS2 ECU software on this model?
Yes — the VOLVO TRUCKS B12M on the EMS2 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.