The world’s fastest and most powerful luxury sedan, powered by 6.3-liter Biturbo V12 engine, mated with 5-speed automatic transmission, producing 730 horsepower and 974 pounds peak torque, achieve 0-60 in 4 seconds, the Brabus Rocket CLS. Watch its road test in this Fifth Gear segment. Video after the jump.

[via Techeblog]