Audi XM Radio Receiver For Sale
Part # 8E0 035 593 A
XM Radio receiver for Audi A4/S4 B7 model (2004>) Installs in seconds in the trunk. Included in this is the receive, 4 screws to attach it and allgthe instructions.
A4 lease up and didn't want to give it back to the dealership. XM is no longer available for Audi but you can still get it with this. Sirius is a $500 + dealer install for virtually the same thing.
$50 + shipping and it's yours.