Thread: OEM Oil$$ - OMG!!
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      07-12-2018, 01:36 AM   #6
Tellmee
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Drives: 2011 E90 M3 ZCP AW/FR
Join Date: May 2016
Location: Cresskill, NJ

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I have heard from mechanics that 0w-40 is fine for easy cruising. As long as the engine is not stressed and hitting redlines.
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