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Old 09-22-2012, 02:50 PM
Michael Schott Michael Schott is offline
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Location: Farmington Hills, MI
 
Join Date: Dec 2007
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Mein Auto: 2014 328i Sport Line MT
Quote:
Originally Posted by dtc100 View Post
ASS does not save much fuel, maybe by 1mpg or so, it is for emission reduction, I think I heard on average 13% reduction in city driving.
Stats say 3-5% I believe. That's significant. Every MPG is important in in these days of efficiency and CAFE.
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