NX introduces the system made to take a beating! Equipped with sealed switches, weather pack connectors and epoxy encapsulated electronics to protect against sand, water, mud, heat or cold this nitrous system is ready for any environment. Designed to be used with any EFI engine combination and is adjustable from 35 to 250 WHP! Includes limited lifetime warranty Lightning Series Nitrous and Fuel solenoids and everything needed for a complete installation. All settings over 150WHP require upgraded fuel systems and race fuel.