Variant 1
ECU- Catalog engine
- 1700 16V 137HP
- Controller brand
- BOSCH
- ECU
- ML4.1
- Stock power
- 137 HP
ALFA ROMEO · ML4.1 ECU · petrol
ALFA ROMEO 33 ML4.1 tuning files
ALFA ROMEO 33 on the ML4.1: matched, calibrated and delivered with care. The matched variants sit between 137 and 137 HP from the factory. It is a petrol platform, tuned for response and clean power delivery. Your file is built against the exact ECU software on the car, then operator-verified.
Available solutions
Solutions that apply to the ML4.1 on this petrol platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
1 distinct variant for the ALFA ROMEO 33 on the ML4.1 ECU. Reference the engine and controller software when you upload.
Related vehicles
Other vehicles built on the ML4.1 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the ALFA ROMEO 33 on the ML4.1?
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 ML4.1 ECU software on this model?
Yes — the ALFA ROMEO 33 on the ML4.1 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.