Thread: oil on MAF
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      01-31-2013, 07:37 PM   #2
SharkBait
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Drives: 2010 E92 335i
Join Date: Jan 2013
Location: Lost Angeles

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New here and know little of the N54 motor yet (about to buy in soon!) but I'd guess turbo seals are potentially leaking oil. I don't know if that's a common issue on this motor or not.