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 ...

With premium gasoline prices in parts of Michigan pushing toward $6 a gallon, drivers are facing a familiar question: Do I ...

Pulling up to a gas pump means making the ultimate decision between regular or premium gas. Does premium gas make a difference? Is it worth the extra cost?

Add Yahoo as a preferred source to see more of our stories on Google. DENVER (KDVR) — Gas pumps in some Western states look a little different than the rest of the country. Most states have the option ...

Add Yahoo as a preferred source to see more of our stories on Google. DENVER (KDVR) — Gas prices are fluctuating across the country, and a few states offer a “cheaper” octane option that isn’t found ...

Toyota recommends 87 octane for the 2025 Prius, but one owner hit 61.1 MPG using 91 premium. We analyze Jason Black’s ...

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 ...

Chief Executive Officer of Future Energy Source Company (FESCO), Jeremy Barnes, says the company is awaiting regulatory approval to begin marketing in 93 octane fuel locally.