Install the intake manifold assembly and also the injector protector entrance, and tighten mounting bolts and nuts briefly. Eliminator intakes could be run "as Forged," suitable out on the box; however, AFR does endorse obtaining the runner exits be "port matched" on your distinct cylinder heads for best effectiveness. More https://4b12engine56671.pointblog.net/a-review-of-jdm-mitsubishi-4b12-engin-73459057