Production discontinued
Can be retrofitted. The following parts Are required and can be seen in EPC: All woofers Subwoofer Hi-Fi System Professional DSP Amplifier Hi-Fi DSP uncoded Multi-information display (only for vehicles without on-board Monitor) Loud speaker cable harness, top-hifi System For this retrofit there are no Installation instructions. To be installed by skilled personnel Only, best by a BMW partner. BMW is unable to accept any Responsibility for operating failures And damages resulting from incorrect Installation.