Are you talking about only 20 more horepower with the supercharger or without? That 4400 includes the supercharger!

 

Just put this in there:

http://www.milzymotorsports.com/miva...ct_Code=LS4eng

 

Hey I feel u i have a 02 ls and i pay 250 too! and the damn car note is 390...and im only 18! ha Me personally i would just say keep the ls and hook it up to your liking im pretty sure u dnt need the 3800 to get more power from your car do exhaust and little things under the hood to get prgoress from wat I've read on this forum ha