The phrase "regular fuel" refers to the most common type of gasoline used in cars. It is a standard type of fuel that is suitable for most regular vehicles.
Sentences with «regular fuel»
Both engines are rated to run on regular fuel, but premium gas gives the V8 a slight power and torque boost. (kbb.com)
It also uses regular fuel in many vehicles including the Escape. (bestride.com)
It is like putting premium gas instead of regular fuel into your body. (bewell.com)