Nitrous Express 8 Cyl Dry Direct Port Three Stage 6 Solenoids Nitrous Kit (200-600HP) w/o BottleThis three stage NX Dry Direct Port System provides nitrous directly into each cylinder through three sets of high flow NX Dry Nozzles. This system is designed to be used with an engine management system that can add nitrous enrichment through the engine's fuel system. A jet card with lbs hr flow data for each horsepower setting is provided to aid in tuning your engine management systems nitrous enrichment settings. Includes six billet aluminum and