NOS 12538BNOS Dry Nitrous Plates for Holley Gen V LT Hi-Ram Intake ManifoldsThis NOS plate is designed to bolt between the upper and lower intake manifold on Holley Hi Ram LT Gen V manifolds. This sandwich style plate gives you an easy way to add nitrous oxide to your Hi Ram equipped LT engine. The plate is machined from billet 6061 T6 aluminum, laser etched with NOS logo, then anodized for great looks and excellent corrosion protection. The one piece plate features machined passages that precisely spray into the center of