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Change log
v1.0 — 2025-07-29
• Initial release of a high-performance Stage 2 calibration for the Focus ST 2.5T (Bosch ME9.0).
• Specifically calibrated for cars with 550cc injectors and running on 102 RON fuel.
Release notes
v1.0 — 2025-07-29
• Package includes Original + Stage 2 binaries.
• Confirm ECU number 0261209048 and software 393284 before flashing.
• IMPORTANT: Requires significant hardware upgrades (550cc injectors, full high-flow exhaust, intercooler, etc.) for correct operation.
• FUEL REQUIREMENT: This tune is calibrated for 102 RON fuel ONLY. Using lower octane fuel can cause engine damage.
• For off-road or competition use ONLY.
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