Maserati have unveiled the redesigned Quattroporte and Quattroporte S for the 2009 model year. The Quattroporte uses the same 4.2 liter engine which outputs four hundred horsepower and has a top speed of 270 kilometers an hour, the Quattroporte S uses a 4.7 liter engine which outputs four hundred and thirty horsepower and has a top speed of 280 kilometers an hour. The exterior features many subtle chages with the biggest changes done to the front grille and the tail lights. The 2009 Maserati Quattroporte and Quattroporte S will be available this fall from Maserati dealerships worldwide.