Millions of drivers are paying extra for premium gas and getting absolutely nothing back.

Compared to older days, gas prices haven't exactly been kind over the last few years, and with continued instability around the oil-producing parts of the world, it may not get much better anytime ...

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.

When you think of premium gas, the chances are that you're not thinking of weed eaters, but rather exotic supercars with banks of cylinders and a roar that shakes the sidewalk. For instance, premium ...

A computer generated power stroke of an internal combustion engine, following ignition - Pathompong Thongsan/Getty Images When comparing engine specs for nearly any combustion engine automobile, we ...