Stage 1 Subaru Impreza 2.0 Boxer D — Denso Calibration File K903ZN4DT231JZ4A211B K903ZN4

Change log

  • v1.0 — 2025-06-11
    • Initial Stage 1 calibration for 2.0 Boxer D
    • Boost and fuel maps optimized for mid-range torque
    • Injection timing refined to minimize lag​

Release notes

  • v1.0 — 2025-06-11
    • Delivers stronger mid-range pull and crisper throttle response
    • Ideal for spirited driving and daily use
    • Verify ECU-Nr. Prod: K903ZN4DT231JZ4A211B before flashing
    • Compatible with CMD Flash via bench or OBD tool​
Back