The Best Synthetic Engine Oil supplies… since 1972
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Consumers have the freedom to choose other than OEM branded lubricants without fear of voiding the original limited or implied warranty. AMSOIL synthetic lubricants and performance products are tough, reliable, long lasting, and save you time and money with the peace of mind that your vehicles/ equipment will last longer. About Warranty Secure
Synthetic engine oil for any engine, transmission and more…
Choose top quality synthetic engine oil for your service. AMSOIL for any engine increases fuel economy, maximizes engine horsepower and gives a long life to any engine. Find synthetic lubricants for your car, truck, motorcycle, boat, four-wheeler, snowmobile, lawnmower and anything else with an engine. AMSOIL’s extremely high shear strength keeps moving parts separated, even under heavy use. If it needs oil, choose a top quality synthetic engine oil designed to help your equipment run at peak efficiency and last longer. Join the millions of proud AMSOIL users to experience the difference. Customer Testimonials
Car & Truck
Motorhome & RV
Turbo Diesel Engine
Classic and Muscle Car
Racing Car
Although you may already know that synthetic engine oils outperform conventional oils, you might not understand why.
Synthetic VS. Conventional
Tractor/ Equipment
Small Engine Power
Semi Truck Transmission
Semi Truck Diesels
Snowmobile
Four Wheelers
Dirt Bike
Street Bike
Harleys & V-Twin
Jetski and Powerboat
Scooter Bike
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