Variant 1
ECU- Catalog engine
- 2000 252HP
- Controller brand
- SIEMENS
- ECU
- SIMOS 18.4
- Stock power
- 252 HP
- SW upgrade
- 4M0906259A_0002
- Calibration
- 4M0906259A_0002
AUDI · SIMOS 18.4 ECU · petrol
AUDI Q7 SIMOS 18.4 tuning files
Tuning file coverage for the AUDI Q7 running the SIMOS 18.4 ECU. Across the matched variants stock power runs from 252 to 252 HP. On this petrol engine the focus is sharper throttle and useful, repeatable gains. Every file is matched to the exact calibration on your vehicle and signed off by an operator.
Available solutions
Solutions that apply to the SIMOS 18.4 on this petrol platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
1 distinct variant for the AUDI Q7 on the SIMOS 18.4 ECU. Reference the engine and controller software when you upload.
Related vehicles
Other vehicles built on the SIMOS 18.4 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the AUDI Q7 on the SIMOS 18.4?
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 SIMOS 18.4 ECU software on this model?
Yes — the AUDI Q7 on the SIMOS 18.4 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.