Modern Hemi engines have some unique features that might leave owners wondering if they need to fill their car with the ...

Premium gas can give some cars a boost, hyping performance and making sure the engine runs smoothly. But not every car can make good use of premium.

Are you overpaying for premium gas or getting suboptimal performance out of your car because you're feeding it the wrong fuel? Gasoline is categorized by octane ratings at gas stations. Most drivers ...

In most gas stations, next to the regular unleaded gasoline and diesel nozzles, one can find these additional pumps with labels promoting their benefits. That begs an obvious question: what are these ...

Labeling different gases as “regular” and “premium” is a bit misleading, as many cars only require regular gas and should only run on regular gas. Premium gasoline is not necessarily a luxury product ...

When it’s time to top-off the tank, drivers are confronted with a dizzying variety of choices at the pump. There’s premium gasoline, mid-grade, regular and – depending on where you live – some even ...

Some new cars claim to require premium fuel, others recommend it and most new vehicles on the road today are perfectly happy with regular fuel with nary a hiccup. Simultaneously, we're bombarded by ...

A large variety of fuel options and prices are available - Bill Ragan/Shutterstock Premium gasoline is for cars. More specifically, it's for a relatively small number of them that have engines with ...

Unless you’ve been living in a cave—or drive an electric car—you know that gas prices have shot up to unprecedented highs, due to multiple factors that have been further exacerbated by the Russian war ...

DETROIT -- Automakers and oil companies are quietly developing a new generation of fuels and engines to run more efficiently on them, generating more power from less gasoline to reduce emissions and ...

Dodge’s forthcoming halo car, the Challenger SRT Demon, will have expensive taste. Outfitted with a supercharged HEMI engine, the super-powerful street-legal drag racer will run on either 91-octane ...