This Kit Includes: Fascia Panel Adaptor Wiring Harness (40 Pin Quadlock connector) Aerial Adaptor Facia Panel: This fascia adaptor will enable you to replace a factory fitted Radio with an aftermarket unit, and retain the original appearance of your dashboard. Facia Panels aid easy fitment and hold your new aftermarket unit securely within your dash and are designed to keep the factory fitted look of your vehicle. Wiring Harness: This adaptor will enable you to replace your factory fitted head unit with an aftermarket model. AERIAL ADAPTORS: An Aerial Adaptor is needed when replacing the original factory fitted head unit with an aftermarket head unit. FASCIA ADAPTOR WILL FIT THE FOLLOWING VEHICLES: BMW 5 SERIES (E39) 1999 ONWARDS BMW X5 : upto 2006 WILL FIT THE ABOVE VEHICLES WITH THE FOLLOWING STANDARD HEADUNIT: Please make sure that this is the correct facia for your vehicle by checking if your vehicle is listed above and that the shape of the facia matches your dashboard.