Get the best performance out of your engine with Valvoline Motor Oil. This full synthetic 10w30 Motor Oil delivers superior engine protection by fighting the three major causes of engine stress, which are heat, deposits, and wear. Valvoline Oil provides excellent engine cleanliness through superior sludge and varnish protection. With improved viscosity stability, Valvoline Motor Oil reduces engine wear at high temperatures. This 10w30 Motor Oil also provides superior cold-temperature protection through faster oil flow at start-up. Durable anti-wear additives remain in the oil longer for outstanding protection against friction and wear. This oil is also fully compatible with all conventional and leading synthetic motor oils. Valvoline Motor Oil comes in a 5-quart bottle. Valvoline SynPower 10W30, 5 Qt: * Provides excellent engine cleanliness through superior sludge and varnish protection * Helps reduce engine wear at high temperatures with improved viscosity stability * Provides outstanding high-temperature protection under severe driving conditions * Provides superior cold-temperature protection through faster oil flow at start-up * Provides more durable anti-wear additives which remain in the oil longer for outstanding protection against friction and wear * Helps maintain fuel efficiency for the life of the oil * Fully compatible with all conventional and leading synthetic motor oils