Aiko 4 Pro Bundle for Poser or Daz Studio. http://www.daz3d.com/i.x/shop/itemdetails/-/?item=6229&_m=d
If you're using Poser Pro the installer wants you to install it in the directory with the poser executable. You can do two things; use the Daz Studio install or create an executable called Poser.exe in your Poser Pro directory.