Quote:
Originally Posted by nonagon
Yes, it does drone at highways speeds but only in Normal mode or 8th gear...in Sport mode there is no drone that I notice. Easily reversible if you don't like it. I do like this mod as the startup sound is more aggressive.
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Yep, easy to reverse which is what I did. On the highway (which is most of my driving) I want to be in Normal or 8th gear for the mpg.
If we had dual exhaust (one pipe on each side) it may sound better as it did on my 335i.
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2011 X3 xDrive35i F25 (CPO) Space Grey/Black Leather, Packages: Premium, Cold Weather, BMW Apps, Sirius and Technology. BMW CCA Member (WindyCity Chapter). Former cars: 06 750i E65 (CPO) 07 E90 335i (bought used but had problematic iDrive so sold it to get 7-series)