Is Motor Oil Made from Natural Gas Better?

Natural gas motor oil

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 take a look.



Synthetic vs. Conventional Oil: The Definitive Guide

Synthetic vs. conventional oil

Many motorists are switching to synthetic motor oil for the first time. Find out everything you need to know about synthetic vs. conventional motor oil.



What’s the Best Oil for Turbo Cars?

Turbocharged engine

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



The History of Synthetic Oil (and AMSOIL)

Conventional motor oil helped doom German soldiers in the Battle of Stalingrad during World War II, intensifying efforts to find a better motor oil. Here’s the story of how synthetic oil came to be.



Tiffany Stone’s Trail to SEMA Adventure

  “Adventurous” is a good word to describe Tiffany Stone. The Jeep enthusiast, motorsports-programming host and model isn’t afraid to push herself to new heights (sometimes literally – more on that below).



Can I Mix Synthetic and Conventional Oil?

conventional vs synthetic oil

The simple answer: Yes. There is no danger mixing synthetic and conventional motor oil; however, conventional oil will detract from the superior performance of synthetic oil and reduce its benefits.



How Do I Switch from Conventional to Synthetic Oil?

conventional and synthetic oil

To borrow a famous slogan, just do it. There is still some confusion about changing to a different type of oil in vehicles, particularly older models that have accumulated many miles. A small group of ill-informed individuals in garages and on blogs still cling to old beliefs that synthetic motor oils cause roller followers to

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Are all Synthetic Oil Groups the Same? Group III vs IV vs V

Amsoil quality control oil testing

The simple answer No. In fact, there are wide performance differences between base oil group categories. Generally speaking, Group IV base oils offer the best performance, Group III second best, and so on in reverse order. But be forewarned – there are exceptions. And, you can’t judge motor oil performance solely on base oil type.



20 Things I’ve Learned from More Than Two Decades at AMSOIL (Part 2)

ed newman amsoil dealer conference

Last week I was asked to share some of the things I’ve learned during my career at AMSOIL. To be frank, the list is much longer than what I have time to share here, but it’s sure been fun reflecting on some of the highlights. Here are five more bits, pieces, observations and discoveries.



Your Most Common Motor Oil Questions Answered

fist holding wrench photo

One thing the Internet has done is create a lot more “experts.” In the old days when you had a car maintenance question, you knew whom to ask – ‘ol Mike up the street with grease under his fingernails and a rag in his back pocket.