Subaru Impreza IV 2.0 D ECU Tuning File – Denso K903ZN4DT231JZ4A211B (Dimsport NewGenius) K903Z Stage 1 

Change log

  • v1.0 — 2025-05-24
    • Stage 1 performance tuning for Denso ECU
    • Improved throttle response and boost control
    • Optimised fuel delivery for better efficiency
    • Flashable via Dimsport NewGenius
    • Checksum verified and flash-ready
    ​

Release notes

  • v1.0 — 2025-05-24
    • Stage 1 performance tuning for Denso ECU
    • Improved throttle response and boost control
    • Optimised fuel delivery for better efficiency
    • Flashable via Dimsport NewGenius
    • Checksum verified and flash-ready
    ​