Pro Fogger Custom Nitrous Plumbing Kit, Includes 13716NOS Soft Plume Nozzles, 18048RNOS Pro Race Nitrous Solenoids & 18050NOS Cheater Fuel Solenoids - Plumbing kits are offered for those needing only the components related to the intake manifold plumbing of a direct port injection kit. Proper quantities of nozzles, lines, jets, and appropriate fittings are included. Plumbing kits are also available in "show" version with polished lines, distribution blocks and chrome solenoids (if included in part number). Pro Fogger Custom Nitrous Plumbing Kit, Includes NOS Soft Plume Nozzles, Pro Race Nitrous & Cheater Fuel Solenoids