... Additive Package for Diesel Engine Oil Description TH3159 is formulated with detergent, dispersant, antioxidant/corrosion inhibitor, ashless antioxidant and antiwear agent, etc. The diesel engine oil ... engine oils blended with GroupⅠand GroupⅡbase oil, and the quality complies with API standard ... contacting with strong oxidizer. 2, Ambient temperature for storage should not exceed 50oC. Entering of ...