INDOCHEM Turbo Super 15W/40. API-CF4-A premium grade heavy duty commercial engine oil. provides outstanding performance in the most severe application of the most modern diesel engines and diesel generating sets.Product FeaturesExtended engine life by improved sludge and soot control.better protection against wear of highly loaded components, Smooth engine starting, Reduced oil consumption, Increased filter life by excellent soot control.Improved protection of engine parts against corrosive acid due to useof high sulphur diesel fuel.Recommended ForIt is recommended for new generation commercial Turbo diesel engines operating on heavy duty on - highway and off - highway equipments andalso for gasolene engine allowing to be used in mixed fleet operations