XBimmers | BMW X3 Forum - View Single Post - Please help: 2022 BMW X3 M40i (G01) Tuning

dzhou102684 · 08-19-2025, 12:53 PM

Here comes an age old debate, for those of you that has done a JB4 or MHD tune. Any issues with the warranty or does your dealership just say that the warranty or extended warranty is voided

08-19-2025, 12:53 PM	#15
dzhou102684 First Lieutenant 247 Rep 377 Posts Drives: 11' E82 1M, 17' F80 M3 Join Date: Apr 2018 Location: London, Ontario iTrader: (0)	Here comes an age old debate, for those of you that has done a JB4 or MHD tune. Any issues with the warranty or does your dealership just say that the warranty or extended warranty is voided
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