Stage 2 Citroën DS3 Racing 1.6 THP ECU Tuning File – Bosch MED17.4.2 / SW 531010 / 6M Petrol Performance 531010

Change log

  • v1.0 — 2025-06-05
    • Stage 2 file for DS3 Racing 1.6 THP (MED17.4.2)
    • Fuel and ignition tables enhanced
    • Torque caps lifted and high-RPM enrichment adjusted
    • CS: N/A​

Release notes

  • v1.0 — 2025-06-05
    • Designed for vehicles with bolt-on upgrades (exhaust, intake, intercooler)
    • Enhanced response and pull above 3,000 RPM
    • Stock emission hardware compatibility maintained unless removed by user​
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