Quote Originally Posted by bluegtp91 View Post
If you don't have any exhaust mods...I say 3" Downpipe and U-Bend Delete...then 180* T-Stat, Autolite 104 Spark Plugs and maybe new Wires or aftermarket ones...THEN...get a tune
oh and from what i've read the 04+ gp's don't have a ubend so that wouldn't be necessary