Geneva 2011: 4dr Audi A3 concept

Audi has released teaser sketches of a four-door concept A3 set to debut at the Geneva motor show.The four-seater ‘notchback' saloon is said to "offer a glimpse of the future expansion of the A3 family", and comes complete with a five-cylinder turbocharged engine developing 408bhp.This power gets squirreled away to all four wheels via a seven-speed S tronic auto ‘box, and while performance