Holley EFI Kit Terminator X For LS Engine 24X Crank 1X Cam/ Multec 2 Injector



  • On-Board Diagnostic LEDs
  • 4 Inputs/Outputs
  • Real Time Fuel Mapping
  • Custom Advanced Tables
MSRP $2,094.00
You save 10%

Holley Terminator X EFI Kit for LS Engines with 24X Crank, 1X Cam and Multec 2 Injectors.

Diagnose your LS engine with a Holley Terminator X EFI Kit 550-930 conversion, capable of real-time fuel learning. Made for 24X Crank and 1X Cam the Terminator X kit controls Multec 2 Injectors with four programmable inputs and outputs, including boost and nitrous control. Start playing with your high-power engine and view the on-board diagnostics on a touchscreen, 3-1/2" wizard calibration. The calibration wizard comes fully loaded with base maps to get you started sooner.  

Features and Benefits:
- (4) Inputs/Outputs
- Real-Time Fuel Map Learning for Base Fuel Tables
- High Impedance Injector Drivers Safely Power Most Stock LS/Holley injectors 
- Bosch LSU 4.9 Wideband Relays AFR Information to ECU for Accurate Reading and Precise Tuning Control
- On-Board 1Bar MAP Sensor for Nitrous Engine Combos
- MAP Sensor Vacuum Hose Adapters
- Boost Control over Time, Gear, RPM, Speed and Boost Safeties
- Nitrous Control over Single Channel of Wet/Dry, Progressive/Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
- On-Board Diagnostic LEDS for ECU Power, Engine Run, Wideband Status, TPS Calibration, Crank and Cam Signal
- At-a-Glace Diagnostic Board Identifies Critical Engine Issues
- 3-1/2" Touchscreen Handheld Calibration Wizard for Base Tuning
- Internal Data-Logging and Fully Customizable Gauge Display
- Free EFI Tuning Software for Complete Terminator X Power Plant Control

The LS engine Terminator X Max is a tuning interface control conversion that includes self-learning fuel strategies and the proven, race-winning technology of Holley EFI. Terminator X Max features real-time fuel maps, high impedance injector drivers, an integrated 1bar MAP sensor, and four programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. 

Create advanced tables, like 4x 1D, 1x 1D per Gear Table or 4x 2D, 1x 2D per Gear Table for custom results under flex fuel sensor offset or an oil pressure safety. Program your calibrations with the flexibility of four 12v, Ground, 5v, and Frequency inputs for pressure sensors, or activation triggers for nitrous activation, or trans braking. Additionally, the four Ground or PWM outputs control accessories like fans, boost control, nitrous control, IAC Kit, and more!

- 24x LS Engine Main Harness
- Multec 2 Injector Harness
- DBW Throttle Body Harness
- Terminator X MAX ECU
- ECU Main Power Harness
- Bosch LSU 4.9 Wideband Oxygen Sensor
- Input/Output Harness
- Assorted Vacuum Adapters (1/8th –1/4th and 3/16ths)

- 4.8L/5.3L/6.0L Engines with 24x Crank, 1x Cam and a Drive-By-Wire Throttle Body

Tech Tip: If you need a pedal, P/N: 10379038 is recommended.

California Residents: Proposition 65 Warning

Related Categories: Mustang Parts, Mustang Electrical & Wiring, Mustang EFI Engine & Injector Harnesses, Mustang Engine, Ford Bronco Parts

Vehicle Fitment

This product will fit the following Bronco years:

This product will fit the following C/K years:

  • 1988,
  • 1989,
  • 1990,
  • 1991,
  • 1992,
  • 1993,
  • 1994,
  • 1995,
  • 1996,
  • 1997,
  • 1998,

This product will fit the following C10 years:

This product will fit the following F-100 years:

  • 1948,
  • 1949,
  • 1950,
  • 1951,
  • 1952,
  • 1953,
  • 1954,
  • 1955,
  • 1956,
  • 1957,
  • 1958,
  • 1959,
  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,

This product will fit the following Mustang years:

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