This package includes official logos and special cosmetics with three new cars, Aston Martin V12 Zagato, 2013 SRT Viper GTS and Abarth 500. In-game player level requirements apply to the use of car setting kits. Exhibit your crazy numbers with this collection of big and small cars with great interest. The brand new Aston Martin V12 Zagato rises on the Vintage platform with an aluminum body and 510 horsepower. With this new British racing performance, your potential to beat other racers will be unlimited. The 2013 SRT Viper GTS is the latest model in the powerful two-seater. This car's poison-like performance will beat any opponent. The Abarth 500 was one of the first cars to focus on urban driving. Under the bonnet of this car lies a monster customized by Abarth. In order to activate the Extreme Car Pack DLC you need to already have the crew in your Steam membership.