From the ManufacturerValvoline SynPower Full Synthetic Motor Oil - Meets the Demands of Today's Tough Driving ConditionsSynPower Full Synthetic delivers superior engine protection by fighting the three major causes of engine stress: heat, deposits and wear. That's because SynPower is the only leading full synthetic formulated with more durable anti-wear additives that stay in the oil longer.Premium chemistry and full synthetic base oils help SynPower deliver the ultimate protection against:• Heat - SynPower is formulated with full synthetic base oil and premium chemistry that stands-up to extreme temperatures. SynPower flows when the engine is cool, and maintains its protection barrier as engine temperatures rise.• Deposits - SynPower has extra detergents and dispersants to help prevent harmful build-up of sludge, varnish and other deposits in your engine.• Wear - With all the concern about lower zinc in motor oil, SynPower responded with advanced, more durable anti-wear additives that stay in the oil longer for outstanding protection against friction and wear.SynPower meets the performance requirements of most naturally aspirated, turbocharged and supercharged cars operating in North America.Frequently Asked Questions About Valvoline's SynPowerHow does SynPower compare to Mobil1 and Amsoil?Valvoline's SynPower motor oils meet and exceed the same specifications as these two products. SynPower motor oils are high performing, high-quality oils formulated with full synthetic base oils and top tier additives to provide an increased level of performance. All of Valvoline's SynPower motor oils are API licensed to ensure quality for North American vehicle application. We have specially designed SynPower 5w40 for application in high performance European or diesel passenger cars and this oil carries the specific OEM approvals such as Mercedes Benz, Volkswagen, Porsche and BMW. Our North American SynPower 5w20, 5w30 and 10w30 exceed ILSAC GF-4 requirements and carry the API starburst on the front label. SynPower is designed with extra levels of detergent and antioxidant to provide outstanding deposit and heat protection.Why are synthetic oils more expensive? Are they worth the extra cost?Synthetic oils are superior to conventional oils because they help maximize horsepower, improve gas mileage and provide a smoother, cooler operation for the engine, prolonging engine life. Many vehicle owners feel that the benefits of using a synthetic motor oil are worth the extra cost.How does Valvoline's SynPower formula protect against wear?SynPower full synthetic motor oil is formulated with a balance of high quality ingredients such as detergents, dispersants, antioxidants, friction modifiers, anti-wear additives and premium base oils that work together to provide exceptional protection against engine stress and wear.Valvoline's proprietary formulation includes special anti-wear chemistry. Valvoline's low impact ZDDP allows phosphorus in the anti-wear additive to stay in the oil longer than other leading synthetic motor oils. Phosphorous bonds to metal parts in the engine to form a "sacrificial" layer that helps protect against friction and metal wear in the engine.SynPower also uses premium detergents and dispersants that protect against deposits and sludge to keep engines clean. SynPower's premium full synthetic base oils and additives hold up to extreme temperatures to provide increased protection for your engine.Does using synthetic oil create more sludge?No. Synthetic oils do not increase the chance of sludge. Valvoline motor oils are 100% anti-sludge guaranteed.Does using synthetic oil cause my car to use more oil?No. Synthetic oils do not increase oil consumption.Valvoline's Engine Guarantee Programcan cover your engine if it fails Is SynPower covered by the Valvoline Engine Guarantee program?Yes. The Valvoline Engine Guarantee covers your engine if it fails, hassle free. If you have 125,000 miles or l