ring darren at ftg auto salvage in melbourne he can give you a list of parts to do the conversion I would estemate about $500 to $600 because you allready have the icc you will need pasenger mirrior with tempsensore new heater box wiering and a few other bits and pices they can tell you all the bits its quite a job the mannual climate controle ones are on ebay all the time they look like a standard one but coulor screen and six stacker hope this helps a bit the dual zone should look like this