AMSOIL Synthetic Motor Oil Proven Best in the World! AMSOIL Synthetic Motor Oil, Lubricants and Filtration products, will maximize your vehicles performance, fuel economy and life! For over 30 years, Amsoil has been leading the development of synthetic motor oil technology, and maintaining its position as the #1 best synthetic motor oil in the world. Today, Amsoil synthetic motor oil outperforms all petroleum motor oils & major brand synthetics, including Mobil 1 Supersyn. Amsoil synthetic motor oil provides outstanding protection for every type of vehicle – from racecars to SUVs to passenger cars. We have packed this website full of information, brought to you from the Automotive Manufacturing Capital of the World, Detroit, Michigan. Information contained in this site comes directly from Degreed Ford and GM, OEM Automotive/Truck Designers, Engineers and Lubrication Technician experts, with many years of industry experience.

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