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Old 12-05-2012, 05:42 AM   #50
cranker
Registered User
 
Join Date: Jun 2011
Location: detroit
Posts: 51
My Ride: 2003 330 convert
changing the oil, has no effect on the engine i've had four bmw, i used 20w 50 in everyone engine ran fine the amount of time and mileage is the difference.
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