Seat Ibiza 1.4 TSI & 2 ECU Tuning File – MED17.5.5 527699 (Complete Binary) 03C906027AD Stage 2 

• Stage 1 & Stage 2 for MED17.5.5 — Seat Ibiza 1.4 TSI
• Boost, fuel, and throttle curves adjusted
• Ignition and torque model updated
• OLS807 v3.32 checksums verified
• Full binary ready to flash​

• Stage 1 + Stage 2 tuning for Seat 1.4 TSI (MED17.5.5)
• Optimised for both stock and lightly modified setups
• Compatible with CMD, KESS, KTAG, Autotuner, etc.
• Bosch MED17 checksum plugin OLS807 v3.32 validated​