Made out of a trunk lid (and they even have a BMW version for HHGT):
http://www.etsy.com/listing/54595868/1985-mercedes-240d-turbo-red-desk-table?ref=v1_other_2
Lady Moose
http://www.etsy.com/listing/54595868/1985-mercedes-240d-turbo-red-desk-table?ref=v1_other_2
Lady Moose