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If one has had the performance tune and returned to stock prior to going to a dealer would it still flag that the system had been modified? I didn’t want to pay the dealer the $300+ to do this but now am concerned it will effect my powertrain warranty and extended warranty.

I just ordered my Ford Performance tuner from Lethal Performance and had a question regarding the flashing. I previously unlocked Sport mode on my ‘23 Badlands SAS with FORSCAN and wanted to know if flashing the tune will effect the previous mod to add Sport mode? I don’t want to brick anything...