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?

Costco’s premium gas, available at locations nationwide, has sparked a debate among drivers about its exact octane rating. Is it 91 or 93? And does this difference have any significant impact on their ...

A large variety of fuel options and prices are available - Bill Ragan/Shutterstock Premium gasoline is for cars. More specifically, it's for a relatively small number of them that have engines with ...

Aaron, a 27-year automotive technician and lifelong car enthusiast, attended Specs Howard School of Media Arts and learned the fundamentals of digital video and editing, shot composition and writing.

If you've noticed the gap between the cost of regular and premium gas getting wider, you're not imagining things. Premium gas is getting disproportionately more expensive. Sadly, there isn't ...

View post: This 'Amazingly Bright' Keychain Flashlight Is on Sale for $14 at Amazon 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 ...

Octane fights knock; it doesn’t add power to cars designed for regular. Follow the fuel-door label and pick regular pumps—the detergent is the real upgrade Premium Gas Isn’t Better. It’s Octane vs.

often sits beside regular 91 or 95-octane options, usually at a noticeably higher price. Many drivers assume that the most expensive fuel must be the best choice for their car, promising better ...

Many people aren't aware that the Lexus brand is a division of Toyota. That may come as a surprise since Toyota has a reputation of being budget-friendly, while the Lexus name is associated with ...

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 ...