Emerald RT86 HD 10W40 is an extremely modern synthetic diesel motor oil for use in commercial vehicles that is of an unprecedented level of quality. By using synthetic base oils combined with the latest additives technology, Emerald RT86 HD 10W40 sets the new standard for motor oil used in commercial vehicles. The product achieves the following properties:


  • Saves fuel and keeps oil consumption exceptionally low
  • A smooth cold start, even at extremely low temperatures
  • Provides a strong lubricant film, even under the most extreme operating conditions
  • Excellent cleaning ability
  • Prevents engine wear
  • Copes exceptionally well with the long oil change intervals that are common today
  • Also prevents bore polishing