BD Diesel BD Cummins 20-degree Wastegated T4 Exhaust Manifold Dodge 1998.5-2018 5.9L/6.7L 1045996-T4

Larger runner size helps enhance flow through the manifolds. No restriction throughout rpm. Center Mount can face down or up. Heavy cast HiSi Ductile Iron retains heat energy. Drilled and tapped 1/8-NPT ports. Thick walls allows for drilling/tapping of individual cylinder pyro ports. Intended for installation with competition turbos.