NX GM Stage I EFI Single Nozzle system, 10 lds bottle.

Utilizing the patented "Shark" nozzle, these systems are fully adjustable, 35,50,75 horsepower for 4 cylinder and V-6 applications, and up to 150h.p. for V-8 and V-12 cars. These systems require no engine modifications, operate on stock fuel pumps, and require no timing retards. The ultimate solution to make your import a "Rocket". Any horsepower settings above the recommended levels require "NX Power Booster" fuel additive to prevent detonation.Includes 14 feet of tubing and W.O.T. activation switch.