if the tranny wasnt about to go, i would have already, i have all the parts to do it, and it already has 3" exhaust.boost your ZC
probably both
but i have a DOHC ZC tranny that just needs half shafts and axles seals
keep it up Green, and tahnks for helping me with the ZC ill be getting. hope you can get a new tranny so u can get boosted