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MWcoupe · 02-05-2015, 06:21 PM

i feel like back then (audi flash tune/piggyback) always mention how much boost is increased. doesnt seem to be the case anymore with these tunes huh. anyone know how much boost is increased on jb4?

02-05-2015, 06:21 PM	#17
MWcoupe 24k GOLD 148 Rep 1,453 Posts Drives: Mineral White M4 Join Date: Jul 2006 Location: BROOKLYN NY iTrader: (0)	i feel like back then (audi flash tune/piggyback) always mention how much boost is increased. doesnt seem to be the case anymore with these tunes huh. anyone know how much boost is increased on jb4?
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