Audi TT RS 2.5 TFSI ECU File – 509077 / SW 0010 / MED9.1 Bosch Binary Stage 1  - Copyright info

Stage 1 for Audi TT RS 2.5 TFSI (CEPA) – improved boost response & smoother mid-range torque on MED9.1
Stage 1 for Audi TT RS 2.5 TFSI (CEPA) – improved boost response & smoother mid-range torque on MED9.1
Audi TT RS 2.5 TFSI ECU File – 509077 / SW 0010 / MED9.1 Bosch Binary
Stage 1 remap for the 2.5L CEPA-engine Audi TT RS (2010), calibrated on Bosch MED9.1 ECU. Designed to enhance mid-range punch and deliver sharper throttle response while retaining OEM drivability. Ideal for lightly modified or stock setups.
Modified By
B&C Consulting via EVC reseller (bcconsulting.lu) 🇱🇺 Luxemburg

Overview Feature list Copyright info Releases (1) Discussion

  • v1.0 — 2025-06-04
    • Initial Stage 1 remap for MED9.1 CEPA engine
    • Boost, load and ignition curves optimised
    • Cold start and fuel trims adjusted
    • CVN and checksum status: N/A (verify manually before flash)​

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