Motor oil contamination is the result of chemical changes to the oil, in addition to the accumulation of dirt, fuel, metal particles and other contaminants.
Additives in motor oil perform two critical functions: lessen destructive processes and enhance the beneficial properties of the base oil. Here’s a rundown.
European cars require oil that protects the emissions system, meets certain viscosity requirements, meets strict OEM requirements and more. We explain here.
Oil additives promise several enticing benefits, like improved fuel economy, reduced friction and better wear protection. Find out if you should use them.
While it’s safe to mix synthetic and conventional oil since they’re compatible, it’s not a great idea. Here’s why you shouldn’t mix oil types.
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.
Using a high-zinc oil with a high dose of ZDDP additives helps protect classic car and hot rod engines. AMSOIL Z-ROD Synthetic Oil contains 1400 ppm zinc.
Motor oil seems simple. You pour it in your engine and drive away. But motor oil is far more complex…and important. Here’s what you need to know.
Summer road trips are supposed to bring lifetime memories, not frustration due to car trouble. Prep you vehicle now for you next road trip.
Straight-weight oil can offer some benefit with viscosity retention, but a good multi-weight oil delivers better start-up protection.