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      04-25-2012, 09:40 AM   #22
RnmEvo9
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Drives: 2007 335i
Join Date: Apr 2011
Location: Pembroke Pines, FL

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Quote:
Originally Posted by 335 oClock View Post
why does it take so long for a turbo upgrade to be made... the new mustang gt 5.0 had a aftermarket supercharger upgrade the day it came out.
N54/N55 owners who like to mod their cars are a rather niche group among the general owners whereas the Mustang platform almost everybody is into modifying their car.