The DevilsOwn™ Stage 1 Methanol/Alcohol Injection System was designed to make the system the easiest on the market to install. To accomplish this at the centre of the design is a custom 1-piece harness that has all the standard options and upgrade options available already pre-wired to make it as easy as possible with near to no design work required.

This Stage 1 Display allowing the driver to be informed of system activation, low pressure and low level faults during use & integrates with our failsafe if you are meth dependant to protect your engine.

This system also integrates a fluid level and system pressure monitoring unit for the detection and warning of low fluid levels and system pressure faults.

Features of the Stage 1 System Display and Harness:

  • High Current Power Cable.
  • Colour coded harness for easy installation.
  • Contains inbuilt cables for:-
    • Boost Switch
    • Pressure SWitch
    • Solenoid
    • Level Indicator
    • Failsafe
  • Pre-wired relay.
  • Ignition Connection
    • Fit Switch to turn system on/off (upgrade option)
  • Display
    • Power On/Off LED.
    • System Activation LED - Let’s you know the pump/solenoid has been activated.
    • Low Level LED
    • Failsafe LED
  • Solenoid Connections (upgrade option)
  • Tank Fluid Level Monitoring (upgrade option)
    • Passive in tank – Hole cut in tank required.
    • Active external – No cutting required.
  • System Fluid Pressure Monitoring (no failsafe) (upgrade option)
    • Via Module Plugin and Pressure Sensor
  • Failsafe Integration (FSR1)  Connection (upgrade option)
    • Monitoring of Line Pressure activates output to cut boost should a fault occur.
    • Controller
    • Pressure Sensor
    • Failsafe Relay Outputs

When fully installed the cables can be cut to suit installation and crimp the ends with the relevant connectors.

Circuit Diagram



Harness Lengths


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Devilsown Stage 1 Display and Harness

  • Product Code:stg1display
  • Availability:In Stock
  • £108.29


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