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  • Air Filter Monitor
  • Brake - Load - Reservoir Pressure
  • Air-Fuel Ratio
  • Axle Temperature
  • Dash Panel Kits
  • Load Pressure
  • Load Weight
  • Outside Air Temperature
  • Engine Controls
  • Pyrometer/EGT
  • Boost/Turbo
  • Cylinder Head Temp
  • Water / Coolant Temp
  • Oil Temperature
  • Transmission Temp
  • Volts/Amps
  • OIl Pressure
  • Air Pressure
  • Fuel Pressure
  • Vacuum
  • Speedometer
  • Tachometer
  • Fuel Level
  • Hourmeter/Clock
  • Thermocouples
  • Pressure Senders
  • Temperature Senders
  • Speedometer Senders
  • Diesel Particulate Filter/Data Logger
  • Tubing/Line Kits
  • Gauge Accesories

    • Shop by Brand

  • Intellitronix
  • VDO
  • DeG
  • Hewitt Industries
  • View all Brands

    • Hewitt

    Hewitt Engine Controls

    • Hewitt Industries Multi-Alarm Engine Protection System, Kit Number 191-508, Supercedes and Services Legacy Part Numbers 191-500 & 030-500. 12 Volt Kit, Includes Pre-Wired Harness and Install Instructions. Available in 24 Volt Kit, Please Contact Us.

      Hewitt Multi Alarm Kit 191-500

      Hewitt Industries Multi-Alarm Engine Protection System, Kit Number 191-500, Supercedes and Services Legacy Part Number 030-500. Industry Standard Engine Protection System! Protects Against High Coolant Temperature, Low Coolant Level, Low Oil Pressure,...

      $299.00