Top Tier gasoline contains more effective detergents than federally required, which helps clean fuel injectors and reduce harmful carbon deposits inside the engine. Clogged fuel injectors and ...

At least one kind of fuel cuts through the marketing malarkey. Top Tier gasoline is engineered to a higher standard. And it’s ...

Consumer Reports says to buy good-quality gas and recommends using Top Tier gas. Top Tier is a higher standard that brands, ...

Gas retailers who earn the Top Tier Gas designation use more detergent than the EPA mandates. Not being TTG certified doesn't mean a producer uses only the LAC, but TTG certification gives buyers ...