The Alfa Romeo 4C (Concept) is a concept model of the Alfa Romeo 4C. It has been in development since as early as 2011 and was designed by Alfa Romeo's Style Centre to be a two seater coupé. The concept first appeared at the 81st Geneva International Motor Show of March 2011. It featured a full carbon-fibre body with aluminium crash boxes and rear frame structure while its drivetrain consisted of a small displacement turbo engine and a dual-clutch transmission.