Costco’s premium gas, available at locations nationwide, has sparked a debate among drivers about its exact octane rating. Is ...

TOLEDO, Ohio — Whether you’re planning a road trip or just stopping to fill up after work, gas prices are always on drivers’ minds. One type of fuel is standing out for being consistently cheaper: ...

We may receive a commission on purchases made from links. Most gas stations have three options that you can put in your vehicle: regular, mid-grade (plus), and premium. These labels are also often ...

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 ...

Before putting any additive in your vehicle, you should do research, and octane boosters are no different. Here are the pros ...

The answer is yes: You can mix 87 and 91 octane gasoline without blowing your engine to hell. With that out of the way, let's discuss what mixing different octane fuels does to your engine in terms of ...

What's meant by "premium" isn't the same from gas station to gas station or even from state to state. So what will you find ...