Also try
www.funcarsonline.com
Must have options - CD Changer, Floor mats, heated seats, wheel caps with Porsche crests and maybe lumbar support.
Others to consider - in dash CD (I don't use tapes), soft look seats, carbon/alum shifter, alum. gages.
I would stay away from all of the $6K wood packages (wood in a turbo just does not work for me), custom paint colors, etc.
Scott