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      01-11-2012, 02:11 AM   #4
New Member

Drives: M3 ESS e92 VT2-625
Join Date: Sep 2010
Location: Moscow

Posts: 5
iTrader: (0)

Drone may almost completely go away over time. It took 500-700 miles for my Akra slip-ons with catless xpipes set-up to adjust.

In my case the drone was coming from the mufflers. Tried to change x-pipes - no change to the drone AT ALL.