Gasoline companies have been pushing engine-cleaning formulations lately. Setting aside the benefits for my car, are these additives good for the environment? Gasoline is a complex mixture of, well . ...

SAN RAMON, Calif. -- Chevron Products Co. is adding PurEscape Performance Optimizer and TECHRON Concentrate Plus Fuel System Cleaner, a reformulated version of Chevron’s TECHRON Concentrate, to its ...

Let’s talk about fuel additives. You’ve probably seen them lined up on store shelves, promising to boost your car’s performance, clean your engine, or even improve your gas mileage. They’re like the ...

Pickup truck owners can choose from a variety of fuels, each of which works differently in a pickup. Not sure which fuel is best for your truck? Read on for the answers to common questions about fuel.

"Just pour this stuff in the fuel tank, and your car will run like it's (turbocharged, supercharged-fill in the blank)." We're all certainly familiar with the sometimes outlandish claims of incredible ...

If you are noticing a decrease in your car’s performance, or you are experiencing knocks and pings, you may want to take it into the shop. However, before jumping to the worst-case scenario, adding a ...

Premium and Top Tier gas sound good, but what’s really best for your car — and your budget? In some cases, these types of fuel are indeed better for your car — but for different reasons. Premium gas, ...