06-27-2012, 08:23 AM
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Officially Welcomed to the 'Fest
Location: Sudbury, MA
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Join Date: Apr 2007
Posts: 5,477
Mein Auto: '02 530i Sport auto
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For those that need proof positive, simply look inside your valve cover. If you have that dark golden oil sheen on everything with no balck sludge buildup, all is good with whatever oil you are using and your change interval is adequate. 
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