Back in 2004, several automakers got together to create a more pure form of gasoline to meet strict standards set by the U.S. Environmental Protection Agency (EPA), now known as Top Tier gasoline.

Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

There are very few, very specific instances that would require the labor-intensive and expensive cleaning of a car's fuel tank. In fact, most cars made in the last 20 or so years should hardly require ...

A new product from Algae-X International is said to remove sludge and water from smaller diesel engines, such as those found on trucks, generators and farm equipment, while optimizing fuel quality.

Along with improving reliability and performance by enhancing control of the air-fuel mixture, injectors also need less ...