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    48 qts of M1 5w-40 vs Ford Spec WSS-M2C946-B1 EcoBoost

    I bought qty 3, 24 qt box of Mobil 1 5W-40 from a shop closing down oil change service. Time vs money thing for them. Meets or exceeds the requirements of API SP, SNPLUS, SN SM SL ACEA A3/B4 AAE (STO 003) GROUP B7 -CHINA GB 11121-2006SL Has the following builder approvals -MB 229.3, MB 229.5...
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    FE10575 vs PF63 (new and old) for L5P Duramax

    Long time lurker first time poster. I am looking for a little information on flow rates and such along with GM's change of specified filter for the L5P diesel in the 2500 and 3500 HD trucks. I have included a few links for reference, just trying to be complete. My main concern between the PF63...
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