I think BG 44K is the best. However, I've used Redline and gotten it from Eurasian auto parts. Don't have the number handy, but a Search might net you it. Good luck.

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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