Quaker State 550044961 Advanced Durability 10W-40 Motor Oil (SN), 5 quart Protects against corrosion and contains acid neutralizing additives to stop combustion acids from corroding your engine Meets or exceeds North American warranty requirements for worldwide car manufacturers including European, Japanese and US Provides stay in grade viscosity throughout the oil drain period Advanced durability motor oil is formulated to meet the fuel economy requirements of the GF-5 industry standard