ZEX Blackout Nitrous Systems are the newest addition tothe ZEX family. With unprecedented looks, performanceand power potential, and like all ZEX nitrous systems, theBlackout kits incorporate the most technologicallyadvanced performance features available, including thepatented ZEX Active Fuel Control. This feature automaticallyadjusts the nitrous fuel enrichment so your enginenever runs too rich or too lean. Power settings vary for eachapplication specific system, and all kits ship complete withappropriate tuning jets, as well as fuel tap fittings, solenoids,filters and all necessary activation electronics.Systems feature all-new black powder-coated bottles, carbon-fiber looking hoses and fittings for a variety of carburetedand fuel injection applications that are perfect forstreet/strip and all out drag-racing applications. The ZEX Race Perimeter Plate Nitrous System is for the serious competitor who wants only the highest performing system on his or her race car. Thisrace kit is fully adjustable between 100-450 horsepower. Featuring ZEX Perimeter Injection Te Add anywhere from 100-450 HP; Nitrous bottles available in 10 or 15 lb. size; Both square flange & Dominator intake manifold applications available