The race for the fastest production sedan is really hard to win. Brabus Rocket based on the Mercedes CLS was the fastest sedan but now things changed and a modified BMW leads this race. The G-Power BMW M5 Hurricane RS managed to reach a top speed of 365.7 km/h which is faster with 2.3 km/h than the Mercedes CLS modified by Brabus. The official record of this BMW M5 has been set on the Papenburg test track and it’s certified by the ATP. The car has a lot of performance upgrades and it’s engine delivers 750 HP. The previous G-Power M5 had 20 HP less and that version reached a top speed of 360 km/h.