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Old 10-07-2012, 05:37 PM
TRS550 TRS550 is offline
Officially Welcomed to the 'Fest
Location: Ohio
Join Date: Jan 2010
Posts: 1,353
Mein Auto: 2007 550i
I run an 07 550 Sport 6 MT.

I use BMW coolant.

I use BMW Castroil Motor Oil

Redline Tranny fluid and Rear Diff oil

But...there's nothing magical about any of those.
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