AEM (30-3301) V2 5-Gallon Water/Methanol Injection Kit with HD Controller and Internal MAP Sensor Boost Dependent HD controller features large adjustment knobs, integrated plug for harness connection, integrated fuse, covered status light and test button for enhanced splash resistance and mounting tabs Wiring harness is terminated with a positive-lock connector on one end with color-coded wires to ease installation, integrated pump ground circuit and additional wire for optional on/off solenoid Heavy-duty high-pressure injection pump features integral fittings, a Santoprene diaphragm and EPDM seals to resist corrosion; pump's quiet, smooth operation is almost undetectable Two precision-machined billet-aluminum injectors with integral check valves include multiple nozzles to cover a wide range of horsepower levels (500cc/min and two 1,000cc/min) 5 gallon tank with anti-slosh technology and high tech conductive low-fluid sensor with positive lock connector 20 feet of Nylon injection tubing included LED dash light for system status and low fluid warning