"Suitable for" does not equal meeting the spec. It means they don't care about the spec.

Since the fluid maker doesn't claim to meet any spec, including the Texaco one, how can it be the correct fluid? Have Bentley tested the oil and gotten it certified?

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2007 X3 3.0si, 6 MT, Premium, White

Retired:
2008 535i, 6 MT, M Sport, Premium, Space Grey
2003 X5 3.0 Steptronic, Premium, Titanium Silver
2002 325xi 5 MT, Steel Grey
2004 Z4 3.0 Premium, Sport, SMG, Maldives Blue