Your ride doesn't have to be a lost cause at 150,000 miles. We're going to show you how to get 250,000-300,000 miles by doing nothing more than using the right lubricants and changing them out on a ...

Don't let the fancy AMSOIL Engine Masters Challenge moniker fool you. Sure, the EMC is a serious high-stakes competition that many top engine builders use as a public stage to promote their mechanical ...

Amsoil Inc. of Superior announced a changing of the guard in management Tuesday, as its 91-year-old founder, Al Amatuzio, steps down from his post as president and CEO of the company. Amatuzio will ...

Whether you're running the Dusy Trail, the Rubicon, Moab's Hell's Revenge, or maybe just cruising a Colorado backroad over Pearl Pass, there is one thing that keeps you from walking: Oil. We all know ...

While engines, especially light-duty diesel engines, have become far more advanced over the years with the addition of high-pressure common-rail direct injection, sophisticated turbocharging, and ever ...