German tuning house Brabus,  famous for tuning big-engined Mercedes  into monsters, this time around  they paid attention to the E63 AMG – that’s equipped with  5.5-liter twin-turbo V-8  engine producing 550HP.  At Essen Motor Show Brabus introducing its own versions of the Mercedes-Benz  E63 AMG with an outrageous  power figures,  they were able to get an impressive 850 hp and 848 lb-ft torque. The Brabus 850 wagon is capable of launching to 0-60 in just 3.1 seconds, with a top speed of 186 mph.  Via