bluetooth music streaming
 

what are my options for streaming music on my 2007 525? i dont want to use a adapter from my existing aux plug on the rear of the console. can the module in the trunk be upgraded from a wrecked newer model doner car? thanks

Not to be "that guy" but literally in this exact sub forum there are 2 threads on this:

https://5series.net/forums/bluetooth-cell-phone-forum-26/better-bluetooth-streaming-139872/
https://5series.net/forums/bluetooth-cell-phone-forum-26/bluetooth-music-143871/

Most people on forums will chew you out for not searching before posting. Just search next time and you will find the answer.