Valvoline SynPower 10W30, 5 Qt Case: * 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