you need to get the part for the center diff for the genesis,then the part that goes to the front diff, and you also need to change the center diff bearing to a different one
http://www.cenracing.com/cars/genesis/manual13to18.pdf
http://www.cenracing.com/cars/genesis/manual01to06.pdf
i dont know it sounds like more work for little gratification, sorry i brought it up.