Fuel additives act as a magic potion, with an ability to transform a tired engine into a smooth operator - or, at least, that's what the advertisers would like you to believe. They cost from ...

As much as I support green car technology, the secret truth is that the car I drive runs on good old gasoline. Since it's a Honda Civic HX with a manual transmission, the vehicle gets over 40 mpg ...

There's a debate over the use of fuel additives, just as there is with everything else related to cars. According to Geico, some fuel additives can help improve overall vehicle performance.

Even tried-and-true diesel motors need proper care and feeding to keep clattering along, and proper diesel fuel additives will help with just that. If you want your Volkswagen TDI or Duramax to ...

While these additives can actually help condition worn seals and gaskets and improve the friction of engine internals, some more recent products focus on the computers that manage your car's fuel ...

All modern gasoline has the same detergent additives, and using premium fuel in a car that calls for regular isn't going to give you better gas mileage or increase performance. Cleaning your fuel ...

Rislone said its new DPF Clean Diesel DPF Exhaust & Emissions System Cleaner cleans the fuel, exhaust, and emissions systems of diesel vehicles. Pilot Flying J has introduced a new diesel fuel ...

Fuel additives act as a magic potion, with an ability to transform a tired engine into a smooth operator - or, at least, that's what the advertisers would like you to believe. They cost from ...