The higher the fuel’s octane rating, the less likely it is to prematurely ignite and cause engine knocking. phive2015/Adobe Stock We see the numbers every day at the local gas station, with gas sold ...

The demon of engine knock is something an owner of a traditional high-performance Pontiac knows all too well. An engine designed when 102-octane high test was at almost every fuel station in the ...

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 ...

The past few years have seen General Motors (GM) introduce a fresh range of gas-fueled powertrains that deliver plenty of power and reasonable fuel economy. The 2.7-liter turbocharged L3B inline-four ...

Aside from the price, have you ever driven into the petrol station and wondered ...

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 ...