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What oil to use in the rear Diff
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07-27-2010, 03:08 PM
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blazzin1
Drives: 2010 2SS/RS R6P
Join Date: Nov 2008
Location: St. Cloud, FL
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I don't have the Owner's Manual in front of me, but it's all in there with the GM part numbers (including the additive). Or some folks are using Royal Purple products, but I'd rather stick with the GM stuff to alleviate any possible warranty issues.
blazzin1
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