X3 E83 (2004 - 2010)
I have a 2006 X3 and am planning to add an AUX input and a 12V power source for my GPS in the dash storage bin in the front middle (I don't have NAV).
Where is the cheapest place to get the AUX input kit. I looked at http://www.europeanautosource.com/product_info.php?products_id=297
It is about...