ok i have an 05 rcsb with a 5.3l and i want to get some headers but....i want some pacesetters but they only make them for up to 04 and i wanna know the difference between 04 and 05..i would really like to get my hands on them new hooker but they have no set date that there goin to be released...and the price is nice for coated w\ y-pipe is $618 i really wanted these but i dont wanna wait...and have anyone herd anything about nelson gettin the 05 tune?? thanx justin

 

there should be no difference at all. i believe the 04s will fit just fine. somebody else might be able to confirm this.

 

hooker coming out with long tubes for our trucks???