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 S5 a single turbocharged 2995 cc, engine, an increase of from the supercharged model. Although more powerful at low RPM, Audi made a decision to replace the supercharger with a turbocharger based on European driver's preference for smaller, more efficient, yet powerful engines, a market which Mercedes and BMW have always led. As part of the mid-generational refresh, the S5 undergoes some major front-end changes, including a complete redesign of the headlights – this means new LED DRL's, a brand-new grille loosely based on the 2012 Audi A6 grille and new fog lamps. Audi has also introduced a new rear diffuser