Showing the 2013 Audi S4 4dr Sdn Man Premium Plus Wondering which trim is right for you? Our 2013 Audi S4 trim comparison will help you decide.

In-dash technology, connectivity and infotainment is also a strength of the A4 and S4 family. While Audi Connect made its debut in Audi's larger models, the A4 gets the most advanced new form of the ...