OPEL · E39A ECU

OPEL ASTRA E39A tuning files

Here is what the catalog holds for the OPEL ASTRA on the E39A. The matched variants sit between 170 and 180 HP from the factory. Stage 1 and Stage 2 are the safe starting points for this platform. Every file is matched to the exact calibration on your vehicle and signed off by an operator.

Upload your file →All ASTRA coverage

Available solutions

Solutions that apply to the E39A on this vehicle platform. The exact set depends on the specific engine and software version.

Stage 1 Stage 2

Engine variants & ECU software

3 distinct variants for the OPEL ASTRA on the E39A ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 1600 16V 180HP
Controller brand: DELCO
ECU: E39A
Stock power: 180 HP
ECU SW: 12656239
SW upgrade: 55597002

Variant 2

ECU

Catalog engine: 1600 16V 180HP
Controller brand: DELCO
ECU: E39A
Stock power: 180 HP
ECU SW: 12656239
ECU HW: 12653997
SW upgrade: 55597000

Variant 3

ECU

Catalog engine: 1600 170HP
Controller brand: DELCO
ECU: E39A
Stock power: 170 HP
ECU SW: 12658499
ECU HW: 12653997
SW upgrade: 55599323

Related vehicles

Other vehicles built on the E39A controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the OPEL ASTRA on the E39A?

Stage 1, Stage 2. The exact set depends on the specific engine and software version.

Do you cover the E39A ECU software on this model?

Yes — the OPEL ASTRA on the E39A 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.