2011 Maserati GranCabrio drops its top for more sexiness

- Key Competitors: Aston Martin V8 Vantage Roadster, Porsche 911 Carrera 4S Cabriolet, Bentley Continental GTC.- Engine: 4.7L V8 producing 440-hp/361 lb-ft.- Transmission: 6-speed automatic.- Performance: 0 to 62 mph 5.4 seconds. Top speed comes in at 176 mph.- Pricing: TBA.Maserati has taken the top off its GranTurismo Coupe here in Frankfurt and has given it a new name � the Maserati GranCabrio