System comes with Smart Box, Nitrous Bottle, 4 N.P.F.I. (Nitrous Fuel Injectors), Nitrous Fuel Line, Fuel Tank Line, Bottle Brackets, and your choice of Horse Power.
(carbureted and fuel injection models)
4 NPFI's 2 Stroke and 4 Stroke. 10HP to 60HP. Race fuel and (methanol-alchohol)