The interior of the P4/5 was designed by Glickenhaus himself with an iPod nano stereo and a tablet PC which features not only GPS but a 3D model of the car as well as a complete parts list and manual for easy servicing.
O interior do P4/5 foi deseñado polo mesmo Glickenhaus cun iPod nano stereo e cun Tablet PC que incluía non só un GPS, senón tamén un modelo 3D do coche cunha completa lista de compoñentes e un manual para un servizo fácil.