Stage 1 Opel Insignia 2.0 Turbo ECU File – ACDelco 12644580 (G11008, 220PS) 12644171

Change log

  • v1.0 — 2025-05-25
    • Stage 1 map for ACDelco 12644580 (G11008)
    • Boost and ignition profiles revised
    • Throttle progression smoothed
    • Checksum OK (OLS810 plugin)​

Release notes

  • v1.0 — 2025-05-25
    • Opel Insignia 2.0T Stage 1 performance file
    • More torque at lower RPM and reduced lag
    • Supplied as full binary with original backup
    • Compatible with stock drivetrain components​