Porsche 911 Carrera S 3.8 DFI ECU File – SDI3 WS1F80C838SUM04 (385PS) 5WP46527 Stage 2 

Change log

  • v1.0 — 2025-05-25
    • Stage 2 calibration based on SDI3 WS1F80C838SUM04
    • Targeted for sport cat / full exhaust setups
    • High-load ignition and fuel maps adjusted
    • Checksum verified (OLS807 SDI3 plugin)​

Release notes

  • v1.0 — 2025-05-25
    • Porsche 997.2 Carrera S Stage 2 tuning file
    • Enhanced throttle and torque logic
    • OEM file included
    • Developed for street-legal sport or weekend track use​