Check this video out! Zonda Cinque Back-firing and speeding around Singapore along with a Lamborghini Murcielago LP 640 and Gallardo! Cameraman was in a Ferrari F430.
Pagani Zonda Cinque #2 of 5 Back-fire and Roaming Around Singapore! - YouTube
Pagani Zonda Cinque #2 of 5 Back-fire and Roaming Around Singapore! - YouTube