Audi ≫ 2015 Audi Prologue Allroad concept photo galleryby Joshua ThompsonThe Audi Prologue Allroad concept takes the earlier Prolgue Avant concept, and jacks it up ready for a little bit of light off-roading action. ◄ PrevNext ►Credit: Audi Audi Prologue Allroad concept - rear Tags:allroadaudiconcept carprologueshanghai auto showshanghai auto show 2015