The GT gains a number of performance upgrades over the standard RS6, but what do they do? James Baggott finds out.

Founded 1909 Founder August Horch Headquarters Ingolstadt, Germany Owned By Volkswagen Group Find out what we pick as the best Audi models for ... a lip spoiler, and upgraded seats.

View all 2023 Audi S4 specs. The good ... now includes black exhaust tips and a small rear spoiler. Also, adaptive cruise control is now included in the optional Convenience Package.