AUDI · SIMOS 18.1 ECU · petrol

AUDI Q3 SIMOS 18.1 tuning files

Everything we work with on the AUDI Q3 fitted with the SIMOS 18.1. Stock output across the matched variants spans 180–180 HP. 2 distinct variants are catalogued here. It is a petrol platform, tuned for response and clean power delivery. Each file is tied to the precise software on your car and checked before it goes out.

Upload your file →All Q3 coverage

Available solutions

Applicable work for the SIMOS 18.1 on this petrol. The available set firms up once the exact engine and software are known.

Stage 1Stage 2Swirl Flaps OffLambda / O2OPF/GPF Off

Engine variants & ECU software

2 distinct variants for the AUDI Q3 on the SIMOS 18.1 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
2000 180HP
Controller brand
SIEMENS
ECU
SIMOS 18.1
Stock power
180 HP
SW upgrade
8U0906259_0005
Calibration
8U0906259_0005

Variant 2

ECU
Catalog engine
2000 180HP
Controller brand
SIEMENS
ECU
SIMOS 18.1
Stock power
180 HP
SW upgrade
8U0906259_0007
Calibration
8U0906259_0007

Related vehicles

Other vehicles built on the SIMOS 18.1 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the AUDI Q3 on the SIMOS 18.1?

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 SIMOS 18.1 ECU software on this model?

Yes — the AUDI Q3 on the SIMOS 18.1 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.

AUDI Q3 SIMOS 18.1 ECU Tuning Files | TuningBay