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Superior protection. More horsepower. Saves fuel. The Most Advanced Motor Oil Ever Made: Royal Purple Motor Oil is the only motor oil formulated with Royal Purple's Synerlec additive technology, which forms a tough, synthetic lubricating film on all metal surfaces providing superior wear protection and improved engine performance. It also fortifies the oil against heat induced oil oxidation to extend oil drain intervals. Increases Horsepower: Proven to increase horsepower and torque. Better Wear Protection: Outperforms leading mineral and synthetic oils in load carrying tests. Increases Fuel Economy: Improves engine efficiency to save fuel. Reduces Exhaust Emissions: Improves sealing between piston ring and cylinder wall for more power and greater combustion efficiency. Exceeds Manufacturers' Warranties: Royal Purple meets or exceeds API Service CI-4, CH-4, CF-4/SL warranty requirements for diesel and gasoline engines. Keeps Engines Clean: Advanced synthetic solvency cleans engine deposits. Performance Leader: Royal Purple is the performance oil that outperforms.
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