According to this site, for a 530 there is ASD:
https://www.newtis.info/tisv2/a/en/g...ign/1VnYRZO99v
In >2019 builds (at least X3, X5, so maybe >2020 for G30), we switched to the Receiver Audio Module (RAM), which has the ASD module + amp + tuners all in one. It's also the reason there aren't any plug and play amps right now.
https://www.newtis.info/tisv2/a/en/g...tem/1VncbdteKV
RAM: Receiver audio module
The receiver audio module (RAM) is a control unit and part of the infotainment.
The receiver audio module (RAM) is available in different versions and power levels:
- Basic version of receiver audio module (RAM)
- Mid variant of receiver audio module (RAM)
- High version of receiver audio module (RAM)
Together with the booster, the receiver audio module (RAM) enables the following customer functions in the field of audio, radio and television:
AM, FM, DAB, SDARS tuners (US version)
- Active Sound Design outside and inside
- Vehicle Sound Generator for electric vehicles
- Acoustic signal of turn indicator
- Staging of interior lighting of Bowers & Wilkins Diamond Surround Sound System
- Television with possible external card reader
- Connection for microphones
- Signal processing for the acoustic signal of the CC message