As frigid weather hits, you might wonder if the oil that keeps your engine running smoothly can freeze up. Here's what ...

While not as popular as other brands outside the U.S., Amsoil synthetic motor oil products cater to the automotive, power sports, industrial, and racing sectors. Since Amsoil motor oil is less ...

Over the past 40-plus years, I have changed the oil in more engines than I can begin to count. If you're about to change the oil in your car yourself, consult the owner's manual that came with ...

In the late 1970s, when I first started working on cars and doing engine maintenance, 10W-30 was about the only multi-viscosity oil on the market. Today, all of the best motor oil brands make a ...