Stage 2 XK-R 4.2i V8 Supercharged — J150_S42A Denso — Remap File 14C576

Change log

  • v1.0 — 2025-06-23
    • Initial release of a high-performance Stage 2 calibration for the Jaguar XK-R 4.2L Supercharged V8.
    • Optimized for vehicles with an upgraded pulley and exhaust for maximum power.

Release notes

  • v1.0 — 2025-06-23
    • Package includes Original + Stage 2 binaries
    • Confirm ECU hardware number 7W83-14C576-BBA before flashing
    IMPORTANT: Requires upgraded hardware (supercharger pulley and high-flow exhaust) for correct operation.
    • Designed for a mechanically modified vehicle; high-octane fuel required
    • For off-road or competition use ONLY​
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