Fuel Saver Today

: Expert reviews from Consumer Reports and the EPA have repeatedly tested these "chips" and intake vortex devices, finding they make no measurable difference or may even damage the engine. Real Fuel Savers That Work

Modern versions of this story often appear as viral advertisements for products like the or the . FUEL SAVER

While "magic" gadgets are usually scams, there are stories of genuine fuel-saving success through technology and habit: : Expert reviews from Consumer Reports and the

: In 1977, Ogle claimed to have invented a "vapor carburetor" that could get 100 miles per gallon in a massive Ford Galaxie with a V8 engine. FUEL SAVER