Improved technology. Same hard work Shell ROTELLA® T4 Triple Protection® Heavy Duty Engine Oil builds upon the heritage of Triple Protection® you have come to depend on. Today, it’s more advanced than ever, designed to provide hard working protection that adapts to driving conditions resulting in:
- Enhanced protection against oxidation
- Enhanced wear protection
- Improved deposit control/cleanliness
- Sustained emission control system durability in particulate filters and after-treatment systems