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      12-03-2012, 09:45 AM   #2

Drives: 07 335i
Join Date: Mar 2009
Location: Allen, TX

Posts: 415
iTrader: (2)

Probably a sign of turbos seals going.

I had the same, going catless only shows the symptoms more.

Burning oil smell, mine puffed smoke while coming to a stop. Although the bright side is I ran it that way for about 18k miles before the turbos actually suffered.