CASTROL® DURATEC™ ES 15W-40
Castrol® Duratec™ ES 15W-40 enables “extreme” extended-drain intervals while maintaining outstanding protection. Castrol® Duratec™ ES 15W-40 delivers an advanced detergent/dispersant system that has been designed to reduce deposit formation and improve oxidation control while offering excellent corrosion protection, TBN retention, and outstanding wear control. Castrol® Duratec™ ES 15W-40 is designed for use in a wide range of natural-gas equipment, including Cummins, Mack, Volvo, Detroit Diesel, Navistar and other on-road engines requiring a low-ash natural-gas engine oil.
- Exceptional nitration and oxidation control, compared to other mineral on-road natural-gas engine oils
- Excellent TBN retention for exceptional acid neutralization
- Outstanding anti-wear protection
- Reduces deposits and maintains engine cleanliness