Mobil1 Turbo Diesel 5w40 Works Great in Our Engines!
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01-25-2010, 12:14 PM
Drives: 2013 EB F30 335 MT
Join Date: Aug 2009
What were your operating temps running 5w-40?
I'm running consistently at 240 even in the winter, and its bugging me because in the summer it gets to be 100+ around here and running 5w-30 BMW oil just seems like a sin.
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