4.7 · 3 reviews
SKU: 554-152

EFI Terminator X Service ECU

$869.99
FREE delivery
Description

ABOUT THIS PRODUCT

These standalone Terminator X ECU's (Electronic Control Unit) are intended to be used as service components for your Terminator X EFI installation. The Terminator X ECU features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, or progressive nitrous control.

Product Features:
  • OEM (Original Equipment Manufacturer) Injectors supported, with part numbers provided in the handheld wizard, or software.
  • Genuine Bosch LSU 4.9 Wideband Control (Will not work with LSU 4.2 Oxygen Sensors)
  • 8 Built-in multi-color diagnostic LED's allow you to quickly identify a variety of potential system issues, such as a failed TPS (Throttle Position Sensor) Auto set - faulty crank or cam sensors, or potential oxygen sensor issues.
  • Built in 1bar MAP (Manifold Air Pressure) sensor. On boosted applications, you can disable the internal MAP sensor, and utilize an external MAP sensor.
  • 4 Inputs - 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake (Fuel and Oil Pressure Inputs are pre-terminated)
  • 4 Outputs - Ground, PWM - , for accessories such as, fans, boost control, nitrous control, IAC Kit, and More
  • GM LS and LT, Ford Coyote, and Mopar Gen V Drive-by Wire Throttle Body Control (Terminator X Max Only)
  • GM 4L60 and 4L80, and Ford 4R70W Transmission Control (Terminator X Max Only)
  • 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
  • Advanced Tables - 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table
  • Free EFI Tuning Software for complete control of your Terminator X power plant
Specifications
Brand
Holley EFI (770)
SKU
554-152
Product type
Automotive
Guides & Resources
User Guide
Returns Policy
Shipping Information

Free shipping on all orders. Most items ship next business day after your order is placed.

Returns Policy

Returns are accepted when the product is in its original, unopened container. Contact us if you have questions about your order.

View full returns policy

Customer Reviews

4.7

Based on 3 reviews

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T
Ted R. Verified Buyer
02/03/2025

Works perfectly

Setup was simple and it has worked reliably since day one.

P
Pat M. Verified Buyer
11/28/2025

Better than expected

Reliable product and smooth buying experience on this site.

C
Chris W. Verified Buyer
07/05/2025

Highly recommend

Good experience overall from checkout to delivery.

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