HI people I have a BA XT I would like to install a color screen and sat nav in it I can get the parts from Ford. Does any one now if this is a simple plug in plug out mod? PLEASE HELP

Herrod Motorsport do something (But last time i checked they were selling it around 5k which included sat nav and the conversion to the premium control unit)

Thanks mate. But I can get the sysytem it self very cheap. I need to now if it can be done and how hard is. considering i dont want to lose the function of the climate system