BMW 5-Series Forum (G30) - View Single Post

DriveM550i · 10-14-2020, 12:16 PM

Look up a video Tunning for Dummies on YouTube. Guy from DME says that BMW can and most likely will find out if the car has any tunning done even the piggyback like JB4, which will void the warranty.

10-14-2020, 12:16 PM	#30
DriveM550i New Member 0 Rep 10 Posts Drives: 2018 BMW M550i Join Date: Oct 2020 Location: Schaumburg, IL iTrader: (0)	Look up a video Tunning for Dummies on YouTube. Guy from DME says that BMW can and most likely will find out if the car has any tunning done even the piggyback like JB4, which will void the warranty.
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