GM Ultralite

The GM Ultralite is a low-emissions vehicle designed by Burt Rutan and other designers for General Motors in 1991. Intended as a technology demonstrator, the Ultralite was intended to demonstrate the benefits of its use of advanced materials (in this case carbon fiber) and low fuel consumption. The car was rated by the EPG at an impressive 88 mpg, although GM claimed it could go as high as 100 mpg if the car was coasting. The car was ultimately canceled; it being made largely of carbon fiber mea