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.

If you use low-quality gas without extra fuel additives and detergents, your fuel system and injectors will get dirty. Here’s ...

Once on the road a street rod's gas tank is one of those parts seldom thought about until it's time to pay for filling it up. But when a car is under construction it's a good idea to give the gas tank ...

Fuel injector cleaner serves an important function in vehicle maintenance. Most vehicles sold today have fuel injectors. Those injectors work by delivering precise amounts of gasoline or diesel fuel ...