Pennzoil 0W-20 Full Synthetic motor oil is designed to let you go father between oil changes. Pennzoil Full Synthetic motor oil is formulated for longer drain intervals than conventional and synthetic blend motor oils, offers enhanced wear protection in high and low temperatures, provides excellent resistance to oil breakdown in severe environments, and helps prevent sludge and deposit build-up. Suitable for both new and old engines. It also provides the same engine protection as a 5W-20 and is suitable for use in vehicles currently using SAE 5W-20.