Designed for all engines, ProQyon Ultra Fully Synthetic Engine Oil offers optimal protection for engines requiring multigrade oil. The superior base oil ensures exceptional cold and high-temperature properties. Specifically crafted to meet the rigorous demands of a diesel engine’s internal environment, the stable TBN additive package neutralizes harmful acids generated during combustion without rapid depletion.

Additionally, benefit from outstanding performance of this formulation with its synthetic base and high-performance additives, extended drain capability, advanced additive package preventing power-robbing sludge, enhanced crankcase life, and superior engine protection exceeding conventional and synthetic blend oils.