Atjo, did you install the headrest yourself? If so, how did you route the cabling through the seat?
Thinking of installing something like this.
http://www.lettucetrade.com/images/l...68/hr968_5.jpg
http://www.lettucetrade.com/images/l...68/hr968_4.jpg
For the headunit, this.
http://i191.photobucket.com/albums/z...008-113203.jpg
http://i191.photobucket.com/albums/z...008-113754.jpg