Pulling up to a gas pump means making the ultimate decision between regular or premium gas. Does premium gas make a ...

Add Yahoo as a preferred source to see more of our stories on Google. Are you overpaying for premium gas or getting suboptimal performance out of your car because you're feeding it the wrong fuel?

We all want the best for our cars, but recent fuel price hikes have forced many motorists to reconsider whether paying extra ...

You may be considering switching to premium fuel in an attempt to gain performance benefits. However, here's why Consumer ...

We have to separate the chemical "octane" from a fuel's "octane rating" since they can be two different things. Think about it this way. If you learned your shapes in kindergarten, you should easily ...

Many of us will remember the days when you could stop at a gas station, throw in $5 of 87 octane, and hit the road for miles without worry. Those days are over and have been for quite some time, as ...

When this Bismarck, North Dakota, Costco ran out of regular gas, they made a move that had shoppers losing their minds.

When we think of premium gas, the chances are we're thinking of gas-guzzling supercars having their tanks filled with a performance-enhancing nectar. A nectar that carries a premium cost and lets ...

Add Yahoo as a preferred source to see more of our stories on Google. Person adding gasoline to a lawn mower - Ana-o/Getty Images Using premium gasoline with a higher octane rating can improve how ...

I recently replaced my wife's 2012 Mercedes-Benz E350 4Matic wagon with a 2016 Volvo V60 Drive-E, a station wagon that impressed me when this magazine had a similar Four Seasons test car in its fleet ...

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 ...