Part Number:
HOL-550-904T
Fits GM LS 4.8 / 5.3 / 6.0 Truck Engines, 24x Crank, 1x Cam, Multec 2 Injector Harness, USB/CAN Tuning Cable Included
$1,449.95
⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals.
For more information, go to www.P65Warnings.ca.gov.
This Terminator X Kit features real-time fuel learn, high impedance injector drivers, an integrated 1 bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more.
For GM LS Engines with 24x crank reluctor and Multec 2 Injectors
Real-Time fuel map learn, takes the guesswork out of tuning your base fuel table.
High Impedance Injector Drivers will safely power most Stock LS injectors and Holley EFI Injectors. Injector support chart provided in the instructions (Will not control Low Impedance Injectors)
All of the new Terminator X systems utilize the Bosch LSU 4.9 wideband to relay AFR information to the ECU for accurate reading and precise tuning control.
MAP Sensor vacuum hose adapters (1/8th – ¼ and 3/16ths)
4 Outputs – Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
4 Inputs – 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
Boost Control – Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties
Nitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
On-Board Diagnostic LEDS for: ECU Power – Engine Run – Wideband Status – TPS Calibration – Crank Signal –Cam Signal. Allow you to identify any Critical engine issues at a glance
Advanced Tables – 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table, can be used for any custom tables you can dream up, such as Flex Fuel Sensor Offset Table, or a custom fuel or oil pressure safety!
Includes CAN/USB tuning cable allowing you to configure your ECU and Tuning the engine in real-time.
The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDS must face up!
Plug and play compatible with more Holley EFI accessories such as; analog style gauges, shift lights, various modules, and coming soon, 12.3" digital dash support!
Free EFI Tuning Software for complete control of your Terminator X power plant
Includes: 24x LS Engine Main Harness - Multec 2 Injector Harness - Terminator X ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input/Output Harness - and assorted vacuum adapters.
| CNC Part Number | HOL-550-904T |
|---|---|
| Price | $1,449.95 |
| Sold As | Single |
| Manufacturer's Part Number | 550-904T |
| Brands | Holley |
| Part Types | Engine Management System |
| Departments | Parts |
| Vehicle Make | Chevy LS |
| ECU & Harnesses | ECU & Harness Kit |
| Harness Type | Injector |
| Custom Notices | ⚠ PROP 65 WARNING |









