....The most powerfull E55 AMG ever, 1 seriously fast E55 Its enough grunt to qualify this E55 as the>>>quickest production sedan in the world <<< it will rip to 60 mph in 4.5 seconds , 0.1 seconds faster ahed of audis RS 6 and0.2 seconds quicker then the M5. Estimated 10.5 seconds to 100 mph . The 5.4 liter V8 assisted by IHI belt -driven screw supercharger produces a monstrous .....469 hp..... and 519 pound-feet of torque.