octane fuel contains up to 15 percent ethanol, whereas 89 octane contains only around 10 percent. 88 octane is typically ...

E15 gas can cost less at the pump, but its ethanol content may affect fuel economy in ways drivers should understand before ...

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 ...

DENVER (KDVR) — Gas prices are fluctuating across the country, and a few states offer a “cheaper” octane option that isn’t found in most places. It has to do with the altitude. Most states have the ...

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 ...

DENVER (KDVR) — Gas pumps in some Western states look a little different than the rest of the country. Most states have the option of choosing octane ratings of 87 (regular), 88–90 (midgrade) and ...

PITTSBURGH (KDKA) - If you haven't heard, a local gas station, Sheetz, is running a holiday sale on gas through the Fourth of July. Prices for their 88 octane gas, known as UNL88, will be set at $3.99 ...

With all the different engine and combustion theories being tested at the Engine Masters Challenge, it made us wonder about the fuel these powerplants were gulping down. For the 2015 event, we had ...

Sheetz is cutting the price of its 88 octane gas to $2.99 a gallon for the rest of August.Video above: 5 things you may not know about Sheetz.Sheetz said it's cutting the price to bring "relief to its ...