BMW M2 Forum - View Single Post - How to un-tune a car you bought tuned?

F87source · 08-25-2021, 06:44 PM

If you get a new ISTEP update from the dealer or do it yourself then it will erase any tune and bring it back to factory spec.

08-25-2021, 06:44 PM	#6
F87source Major General 7254 Rep 7,431 Posts Drives: Bmw M2 Join Date: Aug 2018 Location: . iTrader: (1)	If you get a new ISTEP update from the dealer or do it yourself then it will erase any tune and bring it back to factory spec. __________________ Click on the link below to see a compiled list of every review I have ever written: https://f87.bimmerpost.com/forums/sh...2#post30368242
	Appreciate 1 RideM317.00 Quote