they do have a limited pcIII
go to powercommander/dynpjet .com
you will see 2 versions...for the pcIII
the race one,,thats theone you want,,thats the one i have
and the other limilted,,is the one you have to but[ so they say] if you live in califirnia,,,,Its on the opening page of the site,there side by side,,,,
its a no brainer which one to buy,,,and you can find them online for 265,00