
Motor oil myths abound. Here are nine of the most persistent along with our myth-busting facts.

Natural-gas-based motor oil made using gas-to-liquid (GTL) technology may be interesting, but is it inherently better than other oils? Let's...

Find out everything you need to know about synthetic vs. conventional motor oil.

Industry testing shows that AMSOIL delivers excellent protection for turbo cars, limiting deposits on the turbo bearing and shaft. See...

Conventional motor oil helped doom German soldiers in the Battle of Stalingrad during World War II, intensifying efforts to find...

The simple answer: No. In fact, there are wide performance differences between base oil group categories. Generally speaking, Group IV...

Unlike food and drug companies, which must disclose the ingredients in their products, lubricant manufactures aren’t held to the same...

To say AMSOIL founder Al Amatuzio leaves behind a legacy is an understatement. He created the first synthetic motor oil...