A6 (C5) [1997 - 2004]

In its second generation the Audi A6 continued to build on Audis increasing status with premium executive cars. As with most other Audis the standard sound system is amplified at the rear only with a BOSE system as an option which amplified all of the speakers.
Over its life time it was offered with Concert CS and cassette player radios that were slightly larger than single DIN, double DIN sets cannot be fitted to these cars. A larger Symphony radio, along with RNS-D and RNS-E navigation units. These can be replaced with a double DIN radio.