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terrytnt · 05-09-2012, 07:32 AM

At the first of the year (or late fall 2011) BMW released a 3-Series performance upgrade for the sedan models - heard anywhere from 10-20% performance increase, and yes there is a cost associated with the software upgrade.

Does anyone know the timing for our X3s?

05-09-2012, 07:32 AM	#1
terrytnt Private 31 Rep 91 Posts Drives: 2012 X3 35i M/DHP Carbon Black Join Date: Dec 2011 Location: Yardley, PA iTrader: (0)	X3 Performance Software Upgrade At the first of the year (or late fall 2011) BMW released a 3-Series performance upgrade for the sedan models - heard anywhere from 10-20% performance increase, and yes there is a cost associated with the software upgrade. Does anyone know the timing for our X3s?
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