Proton Series nitrous systems combine performance, durability and value in a compact and easy to mount module. Proton systems contain high quality, made in the USA, solenoids that are capable of producing 150 horsepower to the wheels. The black anodized aluminum housing not only looks great, it pulls heat away from the solenoids for extreme durability. This Proton fly by wire system includes jetting for 35HP, 50HP, 75HP, 100HP, 125HP and 150HP. This system comes complete with a single Shark nozzle, nozzle adapter, stainless braided nozzle lines, extra long braided stainless feed line, stainless fuel line, master arming switch, 40 amp relay, relay harness as well as every nut, bolt and electrical connector needed to complete the installation. This system includes a TPS Autolearn wide open throttle module for use with all electronic fuel injected vehicles, including those with ?fly by wire? electronic driven throttle bodies.