Forum: X5 (E53) Forum
05-30-2019, 09:52 PM
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Replies: 13
Views: 1,496
Choosing oil by the labeled viscosity is very...
Choosing oil by the labeled viscosity is very inaccurate. One 5W-30 can be much more/less viscous than another. Going by the BMW owner's manual is worthless, as it is written with the assumption...
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Forum: X5 (E53) Forum
05-30-2019, 05:34 PM
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Replies: 13
Views: 1,496
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