 Both coachbuilders had already an established relationship with Maserati, as Vignale had been responsible for the 3500 GT Spyder, Mexico and Sebring, while Giugiaro had recently penned the Ghibli at Ghia.Vignale's prototype was preferred, and the production model was launched by Maserati at the Geneva Motor Show the following March.The car was christened Indy in honour of Maserati's two victories at the Indy 500.