2020GMC Sierra AT4 with 3.0 Duramax; 7 Quarts ACDelco 0W20(Dexos D) with .5Q Schaeffers Moly EP and a PF66 Oil filter. 43k miles and last UOA using the same materials was very good after 6k miles or 20% on the OLM. In the summer I run Schaeffers Euro Spec 5w30, same filter but no Moly. A very good oil for the small diesel...only 0.8% SAC. Made for diesels with DPF's.... https://www.schaefferoil.com/documents/288-8008-td.pdf