This NX direct port system provides the ultimate in cylinder to cylinder distribution. This system utilizes the patented NX Shark nozzles! Nitrous system comes complete with 4 aluminum / carbon fiber Lightning solenoids, stainless hard lines, 8 Shark nozzles, jetting, and all necessary electrical components. This system requires the drilling and tapping of intake manifold. Includes nitrous / fuel shower heads instead of distribution blocks.