As the popularity of the A4 grew, higher performance versions of the A4 - Audi S4 and a high performance version under the label of Audi RS4 were produced in the subsequent years.
The 2010 Audi A4 has almost everything that you may demand in a top notch compact class luxury car right from a navigation system, traction control, climate control, down to customizable suspension and steering settings, keyless entry and starting, blind-spot alert, rearview camera, and a wireless cell phone link.