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post #18 of (permalink) Old 11-24-2012
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RusWolf's Avatar
Joined: Mar 2009
Location: Baghdad
Posts: 934
Running Pennzoil Platinum 10W-30 now and will do lab analysis.
next change will be with Pennzoil Ultra followed by AMSoil SS and RP HPS. want to do lab analysis for each one to determine which one is the best for my engine.

2011 Mustang 5.0 2SLOW
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