Audi Reveals RS6 performance and RS7 performance with 605 HP – Photo Gallery

Audi has taken the covers off two brand new versions of the RS6 wagon and its slightly sexier RS7 sister model. Both models wear the “performance” badge, but every fan of the quattro badge will want to call them “Plus” to continue the tradition. While their names are kind of silly, the performance promised by these beasts is beyond that of rivals from BMW and Mercedes-AMG. Under the unassuming bodies, w…