PennGrade Synthetic Blend Motor Oils are formulated with premium base oils and the latest high performance additive technology for gasoline engines. PennGrade Synthetic Blend Motor Oil delivers a powerful combination of world class durability and industry leading fuel economy to maintain peak performance of your engine. It is designed to meet or exceed the toughest demands of new and later model gasoline engines. PennGrade Synthetic Blend Motor Oils prevent lubricant starvation during cold temperature sart-ups by providing improved compatibility with ethanol protection and it helps lengthen the life of catalytic emission systems. PennGrade Synthetic Blend Motor Oil offers outstanding protection against harmful engine deposits and high temperature thermal breakdown.