The Quattroporte seats up to five people in an ultra-luxurious handmade leather and Rosewood trimmed interior. It features a sequential-manual transmission with an automated clutch and paddle shifters. The system is called DuoSelect and has a low grip function for bad weather conditions. It is powered by a 394 hp 4.2-liter V8 engine. Safety features include stability control, side-impact airbags, side-curtain airbags, and all-disc antilock brakes.The Maserati Quattroporte is all new for 2005.