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      01-14-2012, 11:00 PM   #19
'17 750i Msport
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Drives: 2017 750i M Sport
Join Date: Apr 2011
Location: New York

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Quote:
Originally Posted by tp550i View Post
I was surprised to note very little difference. At idle and low rpm its slightly louder - but no where near what I expected having both sides open all the time. At cruise, there is no droning. Left me wondering why they installed vacuum flaps to begin with.
Looks great! Any engine lights with the vacuum hose disconnected?
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