It’s an advanced, next-generation engine oil standard focusing on ultra-low viscosity oils for modern engines. When purchasing oil, look for the API Service Symbol "Donut" on the label, which is an ...

Engine oil is the lifeblood of an engine, directly influencing its longevity, efficiency, and performance. Yet many drivers remain unsure about what those numbers and letters—like 0W-20 or API ...

Friction is the enemy of efficiency. At least that’s the case in internal combustion engines. That's why oil is such an important ingredient to the longevity of an engine’s life, as well as its ...

The most current API SN oil category for gasoline engine oils are soon to be superseded by new gasoline engine oil standard aimed at providing greater protection and fuel efficiency for today’s ...