By A Mystery Man Writer
Find out what octane is and how it affects the type of fuel you put in your car.
How To Choose The Right Fuel For Your Car
Is Premium Gas Worth It? We Test High Octane on 4 Popular Vehicles
Should I be using high-octane fuel?
Can You Use 87 Octane Gas in a Harley-Davidson? - ThrottleX : ThrottleX
Is there a difference between regular gas(87) and mid grade(89)? - Quora
Gasoline explained - octane in depth - U.S. Energy Information Administration (EIA)
Gasoline explained - octane in depth - U.S. Energy Information Administration (EIA)
Colorado has different unleaded regular gas than other states. Whether it's worse for the environment is complicated
Premium Gas vs. Regular: What's the Difference?