To change the car over to from mark 5 to mark 6 changes needed are rear end of the quarter panel where the back light sits in has to be changed to mark 6 you can buy this new.Then you need a mark six bootlid.Then the doors as the handles will be mark 5 mark 6 have a bubble handle.Then the front mark six bonnet to be fitted and headlights the slam panel is different to let the mark 6 lights fit up then you need the grille and bumper also mark 6 wing mirrors.And if you want a total mark 6 look the fuel filler would have to be changed