Detroit Show 2012 Highlights: 2013 Audi A4

The wraps have come off the facelifted version of the Audi A4 at today's Detroit motor show, which will be a key rival to the recently revealed, sixth-generation BMW 3-series and Mercedes-Benz C-class.The Audi A4 – one of the Ingolstadt marque's strongest sellers – is due to arrive in UK showrooms in March in saloon, Avant, Allroad quattro and S4 forms. The headlining S4 now offers up