By the way, has anyone here used Castrol Tection? I have not yet opened them and if you all feel I should instead try the Rotella or Delvac, please let me know. (I am reading very good things about Tection so far, but it is mainly marketing material by Castrol/BP)

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2008 E350 4matic / Black/Anthracite

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Gone but not Forgotten:
2001 E430 4matic, 206,xxx miles, Black/Charcoal
1995 E320, 252,xxx miles, Black/Grey
1989 260E, 223,00 miles, Black/Black