The Declasse Scramjet is one of the many weaponized cars in GTA Online, which borrows its design from the 1960s Anime series Speed Racer, the Mach 5, and the Alfa Romeo 33/2 Coupé Speciale.

Alfaholics’s GTA-R was already one of the very best examples ... but rather an aluminium Alfa Romeo Twin Spark four-cylinder engine, with capacity increased to 2.3 litres from the standard ...