Top Gear drag races: BMW M3 vs Merc C63 S vs Alfa Giulia

The Alfa Romeo Giulia Quadrifoglio may have powered its way to the top of the super-saloon rankings, but now a bigger honour is at stake: the all-important drag race.

Can the Giulia's 503bhp give the Mercedes-AMG C63 S and BMW M3 Competition Pack a beating? Time to light 'em up.