it depends on what you really need to install, not based on which part should install. Identify which areas of bushings that needed to be changed first then you'll know which part to install.
bros and sifus,
maybe this is noob question but i wonder...
can i upgrade my 4G63T engine with high cams such HKS or BC 272 in/ex without having any upgrade with management such piggyback (E-manage) or SAFC...
i'm...