Overview. The 2018 Audi A6 3.0 TDI QUATTRO S TRONIC is an all wheel drive 4 Door Sedan that was released to the Australian market on 8th January 2017 classified as a 4GL MY18. The Audi A6 is regarded as a large built in Germany with prices from a dealer as a used car starting at $36,700. The Audi A6 is an all wheel drive 4 door with 5 seats
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