Valvoline Premium Blue Engine Oil
- Premium Blue SAE 15W-40 engine oil exceeds API CJ-4 spec requirements for use in high-speed, four-stroke cycle diesel engines meeting 2007 on-highway exhaust emissions.
- Backwards compatible
- Suited for use with EGR, DPF and Caterpillar ACERT technology
- Endorsed and recommended by Cummins for its heavy-duty diesels
- Recommended drain intervals can be maintained in pre-2007 engines with use of low or ultra-low sulfur diesel fuel