The first-generation General Motors Pontiac GTO is credited with popularizing the muscle car market segment in the 1960s. The Pontiac GTO is considered by some to have started the trend with all four domestic automakers offering a variety of competing models. Produced using heavy gauge American steel and a process known as sublimation, where the image is baked into a powder coating for a durable and long-lasting finish. Please allow 7-10 days for production.