[attachimg=1 align=left] The Ferrari tuner's Maserati arm has released a full upgrade kit for the Maserati GranTurismo convertible that includes engine, interior and exterior mods. The stock 4.7-liter V8 gets bumped to 582 horsepower and 422 pound-feet of torque.
Performance figures are upgraded and stand at 4.5 seconds for the sprint to 62 mph and a top speed of 187 mph. The exterior gets a carbon-fiber body kit, new wheels and a fresh stance, thanks to a set of adjustable KW coil-overs.
Source: InsideLine.