My 350SD, does not seem to burn ANY oil whatsoever. Probably for the first time in its life. Although it is equipped with the 3.0 liter (and a strong one, to boot, I'm proud to announce).

I've driven it 2000 miles, and the synthetic substance still has a semi-golden shade. I'm a happy man.

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1987 300SDL (324000)

1986 Porsche 951 (944 Turbo) (166000)

1978 Porsche 924 (99000)

1996 Nissan Pathfinder R50 (201000)