Most powerful Alfa Romeo production engine ever: 505 - horsepower all - aluminum 2.9 - liter bi-turbo V - 6 With an Alfa Romeo
racing history influenced by automotive legends like Enzo Ferrari that dates back to the 1920s, it's no surprise that the all - new Giulia Quadrifoglio harks back to Alfa Romeo's engineering excellence, with an all - aluminum, 2.9 - liter, direct - injection bi-turbo V - 6 as the «beating heart,» bringing this artisan designed
vehicle to life and further representing a return to the «Great Alfa
Romeos.»