GM · M2.8.1 ECU · petrol

GM OMEGA M2.8.1 tuning files

Tuning file coverage for the GM OMEGA running the M2.8.1 ECU. Stock output across the matched variants spans 167–167 HP. On this petrol engine the focus is sharper throttle and useful, repeatable gains. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All OMEGA coverageCustom ECU tuning file service

Available solutions

Solutions that apply to the M2.8.1 on this petrol platform. The exact set depends on the specific engine and software version.

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

Engine variants & ECU software

2 distinct variants for the GM OMEGA on the M2.8.1 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
4100 167HP
Controller brand
BOSCH
ECU
M2.8.1
Stock power
167 HP
ECU SW
1267358679
ECU HW
0261203377

Variant 2

ECU
Catalog engine
4100 167HP
Controller brand
BOSCH
ECU
M2.8.1
Stock power
167 HP
ECU SW
1267358486
ECU HW
0261203377

Related vehicles

Other vehicles built on the M2.8.1 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the GM OMEGA on the M2.8.1?

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 M2.8.1 ECU software on this model?

Yes — the GM OMEGA on the M2.8.1 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.

GM OMEGA M2.8.1 ECU Tuning Files | TuningBay