Web2023 audi rs6 avant review. That’ll make costco runs. Webnew audi rs 6 avant performance* is bursting with extras that sharpen the models’ appearance and make for a more emotive driving experience. Webmore powerful and faster than any rs 6 to date, the new audi rs 6 avant performance is bursting with extras that sharpen the models’ appearance and make for a more emotive driving experience. Webis this a new special edition audi rs6 avant? No, the rs6 performance now replaces the existing rs6 avant. You can’t buy the mere 592bhp version of audi’s ultimate a6 any more.