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      09-04-2012, 09:11 PM   #7
Vinfast
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Drives: '14 550i M-Sport
Join Date: Jan 2011
Location: Warner Robins, GA

iTrader: (2)

I have ACS on my 550i and I think they're a little low, but it handles wonderfully. I was going to go with Dinan next time, but not after reading your post. Sport+ mode doesn't stiffen the suspension any more, only changes transmission upshifts.