Learn when premium fuel is actually required, what the different grades mean, and how to avoid paying too much.

Every time you gas up, you're faced with the decision. Do you press the "regular" or "premium" button at the pump? Are you ruining your car when you opt to save a few bucks, or are you pouring money ...

When you go to a gas station, you are presented with several types of fuel, each labeled according to an octane number. While most cars can do with regular gas (generally 87 octane), it is often ...

Using premium gasoline with a higher octane rating can improve how certain designs of motor vehicle engines perform. But does that mean you should consider using it with other motors at your house, ...

Some vehicles with premium fuel recommendations can run on regular octane gasoline. A hard-to-press brake pedal on startup could indicate a loss of vacuum in the power booster system. Compact, ...

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 ...

Recently, there's been a myth circulating that filling a motorcycle tank with premium gas in the hopes of better performance and range. At most gas stations, premium fuel is usually an octane-blend ...

The price difference during a fill-up between regular and premium gas can be eye-opening. As of this writing, the U.S. Energy Information Administration reports that the average price for a gallon of ...

You've probably been there. Standing in front of the pump, eyes darting between regular, mid-grade, and premium. Premium just sounds better. It's more expensive, sure, but you feel premium means ...