Can’t tune MK8.5?
Hi all! I saw a video where the guy said that the MK8.5 GTI cannot be tuned because the ECU is locked. Does anyone know if this is true?
Posted Aug 4, 2025, 4:26 PM UTC
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Hi all! I saw a video where the guy said that the MK8.5 GTI cannot be tuned because the ECU is locked. Does anyone know if this is true?
Posted Aug 4, 2025, 4:26 PM UTC