Audi world, some of which are shared with other VW Group marques although many sub-assemblies such as engines and transmissions are manufactured within other Volkswagen Group plants. Audi's two principal assembly plants are: Outside of Germany, Audi produces vehicles at: In September 2012, Audi announced the construction of its first North American manufacturing plant in Puebla, Mexico. This plant is expected to be operative in 2016 and produce the second generation Q5. From 2002 up to 2003, Audi headed the Audi Brand Group, a subdivision of the Volkswagen Group's Automotive Division consisting of Audi, Lamborghini and SEAT, that was focused on
Audi TT claim average fuel consumption for the Coupé variant with this 2.0 TDI engine is , which achieves a CO emissions rating of 139 gram/km. The Roadster TDI achieves an average and CO of 144 gram/km. As an additional package a standard Audi TT can be bought from factory with a special body kit upgrade to make it look like the Audi TT-RS version. The upgrade includes a fixed rear spoiler, and Alcantara/leather sports seats (Silk Nappa, Fine Nappa leather optional). At the 2008 North American International Auto Show (NAIAS) in Detroit, Audi released the first Audi "S" model of the