Variant 1
ECU- Catalog engine
- 2700 144HP
- Controller brand
- SIEMENS
- ECU
- FENIX
- Stock power
- 144 HP
RENAULT · FENIX ECU
RENAULT 25 FENIX tuning files
Here is what the catalog holds for the RENAULT 25 on the FENIX. Stock output across the matched variants spans 144–144 HP. There are 2 distinct variants on file for this combination. We start conservative here — Stage 1 and Stage 2 are the dependable baseline. Your file is built against the exact ECU software on the car, then operator-verified.
Available solutions
Applicable work for the FENIX on this vehicle. The available set firms up once the exact engine and software are known.
Engine variants & ECU software
2 distinct variants for the RENAULT 25 on the FENIX ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 2700 V6 144HP
- Controller brand
- SIEMENS
- ECU
- FENIX
- Stock power
- 144 HP
Related vehicles
Other vehicles built on the FENIX controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the RENAULT 25 on the FENIX?
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 FENIX ECU software on this model?
Yes — the RENAULT 25 on the FENIX 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.