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      12-09-2012, 05:34 AM   #3
DrivenByE30
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Drives: '12 F30 Lux 335i 6MT
Join Date: Jun 2011
Location: OC - SoCal

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Because they are a whole other cars from their regular normal counter-parts...

They have wider track (wider is better Pontiac commercial)
their suspension and dynamics are different, making them significantly Not the same as the non-Ms. So technically now you cannot have an M3/4 just by swapping engines...
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