Performance ECU calibration for Opel Astra K 1.4 Turbo (2016, 125PS) with ACDelco control unit. This full binary file based on software 12679663 (G16032 calibration) offers a Stage 1 remap focused on better midrange torque and improved throttle response. Ideal for safe daily driving with a touch of performance refinement, this tune keeps all diagnostics and protections active.
Overview Feature list Copyright info Releases (1) Discussion
- Stage 1 ECU file for ACDelco 12679663 on Astra K 1.4 Turbo
- Torque demand and ignition maps optimised
- Improved part-load response and smoother throttle ramp
- No faults triggered — full emission systems and diagnostics intact
- Checksum verified via OLS810 (Delco5 module)
- Full binary file, flashable by KESSv2, Flex or MPPS
- OEM-safe calibration for daily usability
- Includes original stock file for safe fallback