Which part to put on 1st is depends on ur budget la..if wanna go for ori parts need to get 1 by 1 la...but if for fbr, i think better do 1 shot la..but no still depends on ur $ !!! Just my opinion!anyone know if Lancer MX wanna convert to e5-6/6.5. but want to pasang 1 part by 1 part, so any part can pasang 1st?coz not enough $$$$ to do i shot...thanks