OPEL · SIMTEC 75 ECU

OPEL ASTRA SIMTEC 75 tuning files

Here is what the catalog holds for the OPEL ASTRA on the SIMTEC 75. Across the matched variants stock power runs from 115 to 140 HP. 9 distinct variants are catalogued here. For this platform the dependable path begins with Stage 1 and Stage 2. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All ASTRA coverage

Available solutions

What we can run on the SIMTEC 75 for this vehicle — the precise options narrow down by engine and software version.

Stage 1Stage 2

Engine variants & ECU software

9 distinct variants for the OPEL ASTRA on the SIMTEC 75 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
1800 140HP
Engine code
Z18XER
Generation
J 09/2009-2015
Matched gains engine
1.4T 140
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
140 HP
Stage 1 power
170 HP
Power increase
+30 HP (+21%)
Stock torque
200 Nm
Stage 1 torque
270 Nm
Torque increase
+70 Nm (+35%)
ECU SW
6577935821
ECU HW
6577935702

Variant 2

ECU
Catalog engine
1800 140HP
Generation
J 09/2009-2015
Matched gains engine
1.4T 140
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
140 HP
Stage 1 power
170 HP
Power increase
+30 HP (+21%)
Stock torque
200 Nm
Stage 1 torque
270 Nm
Torque increase
+70 Nm (+35%)

Variant 3

ECU
Catalog engine
1800 140HP
Engine code
Z18XER
Generation
J 09/2009-2015
Matched gains engine
1.4T 140
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
140 HP
Stage 1 power
170 HP
Power increase
+30 HP (+21%)
Stock torque
200 Nm
Stage 1 torque
270 Nm
Torque increase
+70 Nm (+35%)
ECU HW
070063300A

Variant 4

ECU
Catalog engine
1600 16V 115HP
Engine code
Z16XERS
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
115 HP
ECU HW
070043300A

Variant 5

ECU
Catalog engine
1600 16V 115HP
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
115 HP

Variant 6

ECU
Catalog engine
1600 16V 115HP
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
115 HP
ECU SW
0100051114

Variant 7

ECU
Catalog engine
1600 115HP
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
115 HP
ECU HW
0704092236

Variant 8

ECU
Catalog engine
1600 115HP
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
115 HP
ECU SW
CAO75830.DAT
ECU HW
SIEM 0100
SW upgrade
6577935870

Variant 9

ECU
Catalog engine
1800 115HP
Controller brand
SIEMENS
ECU
SIMTEC 75
Stock power
115 HP

Related vehicles

Other vehicles built on the SIMTEC 75 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 SIMTEC 75?

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

Do you cover the SIMTEC 75 ECU software on this model?

Yes — the OPEL ASTRA on the SIMTEC 75 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.

OPEL ASTRA SIMTEC 75 ECU Tuning Files | TuningBay