Used Oil Analysis Mobil1 0W-40 (aka my engine didn't blow up using M1)
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12-17-2012, 11:49 AM
2004 WRX Sedan Stg 2
I have been using M1 0w-40 for probably 5 about years now. I also have a short commute (10 miles, 8 of it highway) and wondering how my fuel dilution is. I drive less than 7,500 a year so I change my oil every 6 months anyways.
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