For 2007, Audi makes a bold and important addition to their German company's premium vehicle line-up. A late entrant into the luxury sport utility/crossover vehicle segment, Audi's seven-passenger Q7 is the premier showcase of the brand's quattro all-wheel drive platform. The 2007 Audi Q7 is available with a 3.6-liter V-6 engine or a 4.2-liter V-8 powerplant. An all-new Audi S8 sedan is introduced for 2007. A balance of luxury and performance, the 2007 S8 is powered by a 5.2-liter V-10 engine that produces 450 horsepower. Powered by a 420-horsepower V-8 engine, the Audi RS 4 debut as a low-production, high-performance version of the A4. The 2007 Audi S4 receives retouched front and rear styling. The Audi TT takes a year off in 2007 with an all-new version of the small sports car being prepared for 2008.