Hmmm I think they made a plugin for that hmm?? I am not shure but
If you have photoshop put all the textures in one just like the car tutorial. :lol:
try and check this website out has some plugins:
http://bellsouthpwp.net/a/t/atomicd/ac3dplug/index.html
check out the "PLANTEX PLUGIN" I think that might help