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      07-10-2014, 07:16 AM   #9
Polo08816
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Drives: 2014 335i M Sport
Join Date: Sep 2010
Location: MD

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Quote:
Originally Posted by m6pwr View Post
How did you notice significant degradation of the engine oil? Used Oil Analysis? Can you post a report showing significant degradation at the BMW recommended oil change intervals?
Taste test.
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