MP3's not working on E90 2009 with Business navigation and CD Changer - BMW 3-Series (E90 E92) Forum
Upgrading Business nav to Professional Nav on 2011 model? - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)
![BMW Navigation DVD 2017 Europe Business Map E90 E91 1 SERIES E81/E84/E60/E61 SA606 PART No. 65902448570 : Amazon.de: Electronics & Photo BMW Navigation DVD 2017 Europe Business Map E90 E91 1 SERIES E81/E84/E60/E61 SA606 PART No. 65902448570 : Amazon.de: Electronics & Photo](https://m.media-amazon.com/images/I/81g3AjwA3iL._AC_SL1500_.jpg)