From page 152 of the manual

Approved oils are in SAE classes
5W-40 and 5W-30.
These oils may be used for driving in all
ambient temperatures.


http://www.bmwmotorsports.org/pdf/e5...20-%202005.pdf

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"What you hear in a great jazz band is the sound of democracy. “The jazz band works best when participation is shaped by intelligent communication.”
Harmony happens whenever different parts get to form a whole by means of congruity, concord, symetry, consistency, conformity, correspondence, agreement, accord, unity, consonance…….