There are many many routes to take when it comes to this.
DICE Media bridge (no nav)
The aux is good if your on a strict budget. The Iphone 4s IMO works well since it has good voice command for music and phone (Nearly hands free) sucky part though is that you have to "Slide to answer", but on the good side, all audio gets voiced through the speakers
2003 BMW 540i [Sterling Gray / Gray]
[Msport] [Mods from A-Z] [Two-Tone Interior]
E39 OEM Center Console Storage Tray Insertes $26 Shipped
1 set of E39 OEM Piano Black trim (non-tpms) $275 Shipped
Last edited by Dking078; 09-07-2012 at 10:03 AM.