i started a thread at hp tuners forum in hopes that they might make there software for the northstars if there is more post on it they might make it they have software for the 06-07 n* already they just need to know that older n*s need this to if you can register and post on the northstar software thread i started it might help here is a link

http://www.hptuners.com/forum/forumdisplay.php?f=33 (http://www.hptuners.com/forum/forumdisplay.php?f=33)