The 1953 XP-21 Firebird 1 is remarkable and very easily differentiated from just about anything else designed for the road....
General Motors (GM)
General Motors is a multinational car manufacturer based in Detroit, Michigan. The company has had a long history which goes back from 1908 when it was founded by William C. Durant. It is also the largest automaker in the USA and one of the largest in the world. The company designs, manufacturers, markets, and distributes vehicles under different brand names such as Chevrolet, Buick, GMC, and Cadillac.