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      09-27-2012, 03:18 PM   #33
Porschefile
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Drives: E92 M3
Join Date: Jul 2008
Location: Tennessee

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Quote:
Originally Posted by bigjae1976 View Post
I'm using the OE BMW fluid while under warranty.

Has anyone used redline or something else in the rear diff? I would imagine that the Redline 75w-140 would work fine.
I use Redline. It was rec'd by Bimmerworld.