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07-26-2019, 09:50 PM
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#159
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Second Lieutenant 
Drives: 13 X5M/Ford Raptor/19 BMW i3
Join Date: Jun 2018
Location: Santa Cruz, CA
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Quote:
Originally Posted by Autobacs
Unless your engine is built with loose tolerances, as in a built racing engine, I would not go 50 weight at all for OEM tolerances. 5W-40 yes, 5W-50 no.
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Good to know, thank you!
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2013 X5M
2011 X5 35D Sport Package
2002 M3
2019 i3
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