AEM Electronics Diesel Water / Methanol Injection Kit V2 (up to 40psi) w/ 5 Gallon Tank

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AEM’s HD Water Methanol/Injection Kit for Diesels. Now Easier to Install and Use, Available for High Boost! Robust new controller design is easier to install/program and improved kit features ease installation 

This is ideal for those of you who need to increase the octane out of your diesel who want to increase the boost and ignition timing without having to resort to race gas.

Controller Features:

  • Boost Dependent 30-3301 HD kit (40 PSI max) includes on board MAP sensor and molded-in nipple for boost hose
  • Multi Input 30-3351 HD kit designed for use with external 0-5v MAP sensor on high boost turbo Diesels, or applications using a voltage or frequency-based MAF or IDC
  • Large adjustment knobs and numbering for easy programming
  • Covered status LED and test button for improved splash resistance
  • Integrated plug for mating to positive-lock connector on harness
  • Integrated fuse and mounting tabs

Kit Features:

  • Terminated harness with positive lock connector, power and ground wires and additional wire for optional on/off solenoid
  • 5 Gallon tank with built-in conductive low fluid level indicator
  • Includes “Boost Safe” readiness failsafe system
  • Two machined billet injectors with integral check valves to prevent unintended flow
  • Three interchangeable injector nozzles to cover a wide variety of HP levels (one 500 cc/min nozzle & two 1,000cc/min nozzles)
  • Recirculation-style pump with integral fittings for quiet operation
  • LED dash light for system status and low fluid warning
  • 20 ft. of high-pressure Nylon injection tubing


  • Check valve integrated into the nozzle that prevents unintended fluid flow
  • Boost referenced progressive controller
  • One injector and three nozzles to cover a wide range of horsepower levels
  • High-pressure 200 psi recirculation-style pump
  • LED dash light for system status
  • 20 ft. of injection tubing


  • Water/Methanol for Diesels of all Boost Levels
  • Robust, Easy to Use Controller Designs
  • Boost Safe Feature
  • Simplified Wiring
  • Improved Injector Flow Rate & Nozzle Sizes
  • New Low Level Fluid Indicator

This item is non application specific. Please verify compatibility before purchase. May require some modification for proper installation.