Oil and filter change kit for your 2020 3.0L LM2 Duramax engine. Oil and filter changes are recommended every 7,500 miles for normal duty usage. Includes: 7 Quarts AC Delco DexosD 0W-20 Light Duty Diesel Engine Oil AC Delco Engine Oil Filter Engine Oil Cross Reference Part Numbers: 19370138, 10-9277 Oil Filter Cross Reference Part Numbers: PF66, 55495105, 19391402