The Audi A4 is the one car that helped build the Audi luxury brand in North America and for 2017 it is an all-new 5-passenger compact premium sedan. The Audi A4 is longer, wider and a bit lower for 2017 with more standard power, yet it is more efficient, thanks to a lighter body and a new 7-speed dual-clutch transmission.With such strong entries into what is arguably one of the most competitive automotive segments in world, Audi looks to up its game with a completely re-engineered A4 for 2017. Although it may not look completely new at a glance, closer inspection will reveal an all-new chassis, improved powertrain, and one of the most tech-laden cabins in the industry. Those of you in the market for an incredibly well rounded luxury sport sedan should put one at the top of your list.