Detroit NAIAS 2009: Maserati Quattroporte GT S speeds into Detroit with 433-hp

Maserati has taken the wraps off of the 2009 Maserati Quattroporte GT S here in Detroit. The special-edition Quattroporte celebrates Maserati’s 70th anniversary of its first Indianapolis 500 win.

Engine mapping of the 4.7L V8 increases output to a total of 433-hp allowing it go from 0 to 60 mph in about 5.5 seconds.

The 2009 Maserati Quattroporte GT S also gets A new black grille with concave vertical fins featuring the Trident logo with red accents, new metallic titanium headlights and black twin oval exhaust pipes. Inside the Quattroporte GT S has new M-design seats with perforated Alcantara leather upholstery and a Titantex trim.

Follow the jump for the high-res image gallery.

2009 Maserati Quattroporte GT S – Live from the 2009 Detroit Auto Show: