This is not xm2go. This is Porsche's own design of a similar product. It has am/fm/shortwave in addition to XM. Probably designed in conjunction with Grundig. I found these photos. Very nice looking equipment! They will be shown at the CES show in February.
More here:
http://www.grundigradio.com/INT/products/subcategory.aspx?catID=1&subCatID=1
