Porsche introduced the 911 Carrera 4 in late 2001 to regain its grip on the Convertible market. There are 5 trim levels for the 911 in 2002: . With two doors and spacious seating for four, the all-wheel drive 911 makes a statement. There is plenty of competition in the Convertible market, including strong offerings from Infiniti.

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The 2008 911 is an important vehicle to Porsche for the coupe market segment. The GT3 is a member of a series of ten trim levels for the 911 which include Carrera 4, Turbo, GT2, GT3 RS, Carrera 4S, Carrera S, Targa 4, and Targa 4S. The two-door car with its rear-wheel drive is positioned to aggressively fill this niche for Porsche. There is strong competition from vehicles from Lexus.

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Audi RS4 Engine Specs: The RS4 Base comes outfitted with a 4.2 liter, 8-cylinder motor that uses 32 valves. The engine, manufactured by Volkswagen, is mated to a six-speed transaxle by Volkswagen. This arrangement has demonstrated to be an effective style for Audi.

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Porsche has been blessed with many award-winning designs, including the Porsche 911 of 2003. There are four trim levels to the 911, including Carrera, Carrera 4, GT2, and Turbo. The Carrera version is one of the more popular options. Like in 2002 the popular 3.6 liter has made this a popular choice for convertible buyers across the country.

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