Premium gasoline wastes $2.1 billion annually as 95% of cars gain zero performance benefit from high-octane fuel over regular 87-octane gas.

Costco’s premium gas, available at locations nationwide, has sparked a debate among drivers about its exact octane rating. Is ...

“Biggest way to save money in the long term is to stay on top of preventative maintenance,” said Bogi Lateiner, a master automotive technician and the owner of Girl Gang Garage, a network that ...

Standard-output Hurricane I6 engines in Jeep Wagoneers, Dodge Chargers, and Ram trucks can also run on regular gasoline. It’s only the high-output (540 horsepower) version that requires premium fuel.

But is charging your EV actually cheaper in the long run? The answer is more complicated than anyone wants to admit. Just look at the debate raging on Reddit. In one corner, you have new EV owners who ...