Quaker State Enhanced Durability
Quaker State Enhanced DurabilityPreferred by hard working engines.
Quaker State Defy High Mileage
Quaker State Defy High MileageBecause it's not quitting time yet.
Quaker State Advanced Durability
Quaker State Advanced DurabilityThe Industry Tough Guy
Synthetic Motor Oil
A hard working engine deserves the protection of a steadfast motor oil. Step up your car's fuel economy and performance with Quaker State® Enhanced DurabilityTM Synthetic Blend motor oil or take your overall wear protection to the highest level with Quaker State® Ultimate DurabilityTM Full Synthetic.
High Mileage and Conventional Motor Oils
Quaker State is engineered to give your car lasting power. Whether you treat your car with Quaker State® Advanced DurabilityTM, or continue its powerful performance with Quaker State® DefyTM, our motor oil delivers a toughness you can count on.