Fuel comes in different grades based on octane level at gas stations. Only some performance engines require Premium fuel for the best power output, fuel efficiency, and engine function. Are you ...

There's a lot to know about vehicle ownership, from maintenance intervals and tire choice to oil type and tire pressure, but too often, people gloss over the fuel they're putting into their vehicles, ...

If you've ever fueled up in Colorado, you might have noticed something unusual about the gas octane ratings at the pump – specifically, the availability of 85-octane gasoline. This lower octane fuel ...

We've all seen octane ratings at the fuel pump, and based on the numbers, it's easy to think the higher number is better. From lowest to highest, the types of gasoline are regular, mid-grade, and ...

The video essentially positing this question comes from creator Alexis Nido-Russo (@locaeclectic). She posted the video last Sunday and has drawn more than 5.3 million views in a week. In it, she ...

87 octane gasoline, often called "regular" gas, is one of the most commonly used fuels in the United States. But what gives it that 87 rating is a word you've probably heard a time or two: Ethanol.