AUDI · MED17.5.1 ECU · petrol

AUDI A3 MED17.5.1 tuning files

Here is what the catalog holds for the AUDI A3 on the MED17.5.1. The matched variants sit between 125 and 125 HP from the factory. Petrol calibration here is about crisp response and a result that holds up day to day. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All A3 coverage

Available solutions

What we can run on the MED17.5.1 for this petrol — the precise options narrow down by engine and software version.

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

Engine variants & ECU software

2 distinct variants for the AUDI A3 on the MED17.5.1 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
1400 125HP
Engine code
BLG
Controller brand
BOSCH
ECU
MED17.5.1
Stock power
125 HP
ECU SW
1037500417
ECU HW
0261201320
Calibration
03C906032B_9974

Variant 2

ECU
Catalog engine
1400 125HP
Engine code
A00.000
Controller brand
BOSCH
ECU
MED17.5.1
Stock power
125 HP
SW upgrade
03C906032AK_4337
Calibration
03C906032AK_4337

Related vehicles

Other vehicles built on the MED17.5.1 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the AUDI A3 on the MED17.5.1?

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 MED17.5.1 ECU software on this model?

Yes — the AUDI A3 on the MED17.5.1 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 A3 MED17.5.1 ECU Tuning Files | TuningBay