F/S, NX efi single stage kit. Comes with 10 lb bottle, (1) fuel/n2o solenoid,(1) purge solenoid, (1) shark nozzle, all need braided lines + (1) 24" fuel line, assorted jets, extra wires, heat shirk tubing and assorted connectors, (2) toggle switches,(1) purge button, bottle brackets(standard)...