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0w20

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  1. 2020+ LM2 Duramax Powertrain
    So I have been lurking the boards, and seeing what owners are experencing with the engines and if this would be a good truck to go with. The 0W-20 seemed completely assanine, especially when it is only 3 approved oils- when you can find them. I follow this blog- and I asked the guy about...
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