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

Premium gas has a higher octane rating than regular gas. An octane rating is a measurement of a gasoline’s ability to resist issues like engine-damaging knock and pinging, which can be brought on by ...

Gas stations are well integrated into our daily lives as Americans. Except for residents of NJ, where you don't have to pump your own, a gas station can be intimidating with its cryptic displays and a ...

Sometimes in life, we are just wracked with choices. We're forced to contend with the decision-making process at every turn, and after a while, things become too much to remember. Like filling up your ...

Some new cars claim to require premium fuel, others recommend it and most new vehicles on the road today are perfectly happy with regular fuel with nary a hiccup. Simultaneously, we're bombarded by ...

Q: We live in the suburbs of Chicago and drive a 2015 Dodge Caravan, for which it’s recommended to use regular gas rated at 87 octane level. We just completed a road trip to Seattle and the gas ...

Automakers and oil companies are quietly developing a new generation of fuels and engines to run more efficiently on them, generating more power from less gasoline to reduce emissions and boost fuel ...

DETROIT -- Automakers and oil companies are quietly developing a new generation of fuels and engines to run more efficiently on them, generating more power from less gasoline to reduce emissions and ...