If you’ve ever had the desire to fit two contrasting coloured Daytona-style seats, or hand-painted coachlines and roundels to your Ferrari, you’d be surprised to know the brand themselves offer such a thing.

It wouldn’t be a stretch to say the Bugatti Veyron kickstarted the horsepower wars that have been raging right up until the debut of the latest Bugatti speed machine, the 1,800hp Tourbillon. Back in 2005, the Veyron’s 1,001hp output from its 8.0-litre W16 was almost inconceivable, as was it’s mind-boggling 407 km/h top speed. However, why was did this seemingly random number become the Veyron’s headline figure?