Isuzu D-Max 2.5D TwinTurbo + Vmax ECU Tuning File – Transtron 4Jxx 98224140 (198Hp & 475Nm) 98224140 Stage 1 

• Stage 1 + Vmax calibration for Isuzu 2.5D
• Power increased to ~198Hp / 475Nm
• Flashable binary format for Alientech Kess
• Manual checksum correction required
​

• ECU: Transtron 4Jxx — SW: 98224140
• Increased output and removed speed limiter
• Optimized for off-road load and performance
• Binary supplied unpatched — use WinOLS or similar
​