Posaidon tuning studio presented its new project – a modified version of the Mercedes-AMG E63 S 4MATIC sedan. The technology, which is called the most powerful tuners road passenger car in the history of Mercedes, received index RS850 +. Posaidon specialists prefer not to change the shape editing of cars, focusing on their technical stuffing, but in this case they made an exception. Front RS 850+ received carboxylic bumper and hood with large air vents, and a standard grille was replaced with a fine mesh that has improved cooling of the power plant. Modified Mercedes-AMG E63 also received a new rear-view mirrors, spoiler, diffuser and exhaust pipes. All these elements are also made of carbon fiber. On wheels RS850 + flaunt 20-inch alloy wheels ADV.1 that “shod” in tires dimension 255/30 front and 295/25 rear. Braking provide uglerodokeramicheskie brake discs with a diameter of 420 and 360 mm, with six- and four-piston calipers. The movement of the tuning Posaidon E63 leading 5.5-liter V8 biturbo, developing hp 1020 and 1400 Nm of torque. To achieve such a high performance tuner reprogrammed electronic engine control unit, as well as set the enlarged turbochargers, intake system of carbon fiber with a new air filter, new spark plugs and other exhaust system. The company has also optimized the gearbox settings, adapting it for a higher torque, but also found other self-locking cross-axle differentials. In addition, to reduce the weight is removed the rear sofa and the front seat replaced with a lighter on the C63 Black Series model. As a result of these improvements modification Posaidon RS850 + accelerates from zero to hundred in 2.8 seconds (- 0.8 seconds, compared to E63 S). Bring a sedan can be up to 368 km/h, but the company decided to sell the machines with an electronic speed limiter which is activated at 350 km/h. The cost of the modification is not called.