2010 2011 BMW 5 Series Forum F10 - View Single Post - Dealer Cleared JB4 tune? Newbie Questions ab it

Bobby_Drake · 02-08-2014, 01:43 PM

a little off topic, but if the dealer found the tune, would they void your warranty? Also, does your MPG worsen, improve or stay the same with the tune?

02-08-2014, 01:43 PM	#4
Bobby_Drake Major 390 Rep 1,152 Posts Drives: '16 X5M Join Date: Oct 2012 Location: San Diego, CA -> Honolulu, HI iTrader: (0)	a little off topic, but if the dealer found the tune, would they void your warranty? Also, does your MPG worsen, improve or stay the same with the tune?
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