High Performance Heavy Duty Engine Oil for Spark Ignited CNG and LNG Fueled Trucks and Buses

Mobil Delvac™ CNG/LNG 15W-40 is a high performance heavy duty engine oil formulated specifically for spark ignited CNG and LNG fueled truck and bus engines. It provides excellent performance in the challenging operating environments presented by CNG (Compressed Natural Gas) and LNG (Liquefied Natural Gas) and offers extended drain interval capability.

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Features & Benefits


  • Thermal Stability and Oxidation/Nitration Control
  • Advanced Wear Protection
  • Effective Detergency/Dispersancy
  • Optimized Ash Level
  • Shear Stability

Advantages and Potential Benefits

  • Extended Drain Interval Capability
  • Helps Towards Long Engine Life
  • Engine Cleanliness
  • Helps Protect Against Excessive Valve Recession and Spark Plug Fouling
  • Engine Durability