Mercedes E63 AMG Gets 850 HP of Poke from Posaidon Tuning
6 Dec 2014, 14:14 UTC · By: Mihnea Radu / Something tells us that Mercedes needs to change the speedometer on the E63 AMG, because the current one only goes to 320 km/h, and that's simply not enough for the 850 horsepower sedan put tog...