Variant 1
ECU- Catalog engine
- 12500 470HP
- Engine code
- CAT C15
- Controller brand
- CATERPILLAR
- ECU
- A4E4I3
- Stock power
- 470 HP
- ECU SW
- 3651169-0
PETERBILT TRUCK · A4E4I3 ECU
PETERBILT TRUCK 386 A4E4I3 tuning files
Everything we work with on the PETERBILT TRUCK 386 fitted with the A4E4I3. The matched variants sit between 470 and 470 HP from the factory. For this platform the dependable path begins with Stage 1 and Stage 2. 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 A4E4I3 for this vehicle — the precise options narrow down by engine and software version.
Engine variants & ECU software
1 distinct variant for the PETERBILT TRUCK 386 on the A4E4I3 ECU. Reference the engine and controller software when you upload.
Related vehicles
Other vehicles built on the A4E4I3 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the PETERBILT TRUCK 386 on the A4E4I3?
Stage 1, Stage 2. The exact set depends on the specific engine and software version.
Do you cover the A4E4I3 ECU software on this model?
Yes — the PETERBILT TRUCK 386 on the A4E4I3 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.