I converted my 500E to 15W-50 Mobil 1 last year, when it had 43k mi. on the odo. It now has 80k, and not a drop has leaked out.

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"If God had meant for us to walk, why did he give us feet that fit car pedals?" Sir Sterling Moss

Michael
2014 E63S Estate
2006 SLK55
1995 E500
1986 Porsche 944 turbo