Quaker State Motor Oil, Conventional 20W-50 (5-Quart, Single Pack)
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Quaker State Motor Oil, Conventional 20W-50 (5-Quart, Single Pack)
Conventional 20W-50 that provides durable wear protection and reduces engine wear
Provides corrosion protection against harmful acids generated by engine contaminants
Maintains viscosity from start to finish, providing optimal oil film protection
Helps engines survive daily commutes from high-speed highway operation to repetitive, stop-and-go driving
Combats engine sludge and deposits
Formulated to exceed the requirements of industry specification API SN and all previous categories
Single 5-quart bottle with ergonomic design for easy handling and pouring
Formerly known as Quaker State Advanced Durability 20W-50 motor oil
Quaker State Advanced Durability Motor Oils are formulated to deliver consistent wear and viscosity protection throughout the life of the oil. Independent laboratory tests show that Quaker State Advanced Durability beat industry wear standard with 3X better wear protection. The used oil (standard oil drain, for the vehicle), also pass the Industry Standard. Wear is one of the toughest enemies your engine faces. It can reduce engine life and rob you of power. That's why Advanced Durability Motor Oils are engineered to reduce wear and protect against high temperature and severe service operation.