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    Mazda FF 0W20 UOA @6K 2014 Mazda6 Sport AT

    Below is my Blackstone UOA for the FF oil in my 2014 Mazda6 which I assume is Mazda 0W20 with Moly. I am a bit concerned about the high Iron and Copper. I bought the car with 81 miles on the odo, so I hope some test drivers weren't abusing it before I picked it up. I have driven it per the...
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