Amsoil started formulating their oils based on the ideas used in Jet Engines. 10W-40 was the first Amsoil product to be marketed in 1972, and has had exponential growth since. They are located in Superior, Wisconsin.
The items listed below are the client preferred products of HH Tools and Equipment. We maintain regular stock on all the products listed here, as well, we can import any additional items manufactured or supplied by Amsoil. Let us take care of the headache of importing for you!