engine-oil
What Are Friction Modifiers?
Friction modifiers are additive compounds that reduce friction between moving surfaces inside an engine, usually in the zones where the oil film is thinnest. Th
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Fuel additives, octane products, and engine oil treatments use terms that are easy to misunderstand. ESX explains what each product type is, how the terms differ, and what to check before you add a product to your fuel tank or engine oil.
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engine-oil
What Is an Engine Oil Additive?
An engine oil additive is a component blended into finished motor oil to give it specific properties, such as detergents that keep the engine clean and viscosit
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octane-explained
What Does Octane Rating Mean?
An octane rating measures how well a fuel resists knocking, not how much energy it contains or how powerful it makes an engine. Regular gasoline in the United S
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fuel-basics
Fuel Additive vs Fuel-System Cleaner
A fuel additive is any product you add to fuel to change how it behaves. A fuel system cleaner is one specific type of additive, aimed at cleaning injectors, ca
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fuel-basics
What Is a Fuel Additive?
A fuel additive is a product you add to gasoline or diesel to change some property of the fuel. The label should state the purpose, whether that is keeping inje
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