03 5.3 what needs to be removed
03 5.3 what needs to be removed
Depends on what they changed. Did they get aggressive with the timing?
Usualy its just changing stoich and a slight tune/timing touchup.
2000 Regal GS ~ 3.25 Pulley ~ Headers ~ 3"ex ~ 1.85 Rockers
Sold 06 TBSS ~ Front Mount T88 ~ 0-30 in 1.17 ~ 0-60 in 3.0
Wanted ~ Engine-less 95/Older 4x4 ~ Jeep/S-10/Ranger for TT Project