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Holley Fuel Injection Electronic Control Unit 550-1225; Terminator X

$1,909.95

Part #: 550-1225

Brand: Holley

UPC: 090127084274

Estimated Ship Date: 7/4/2025 (From manufacturer)

This item ships free with qualifying orders of $150 or more.
See our shipping policy for more details.

Details

  • Plug And Play Compatible With Holley Efi Accessories
  • On-Board Diagnostic LEDS
  • 3.5 in. Touchscreen Handheld Included
  • EV1 Or EV6 Injector Harness Included Depending On Your Injector
  • Injector Drivers Power Holley EFI And Most Stock Injectors
  • Included Bosch LSU 4.9 Wideband O2 Sensors
  • Built In 1Bar MAP Sensor Included
  • Internal Map Sensor Can Be Disabled And Utilize External Harness
  • 4 Inputs 12V/Ground/5V/Frequency For Sensors/Triggers
  • Boost/Nitrous Control
  • Advanced Tables For Nearly Unlimited Table Configuration Options

Product Description

Introducing Terminator X for Chrysler GEN III HEMI engines from 2003-2013+ such as the 5.7L, 6.1L and 6.4L engines. (Non-VVT only) Terminator X features real-time fuel learn, high impedance injector drivers, integrated 1bar MAP sensor, and 4 programmable inputs and outputs. These are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Terminator X ECU comes fully loaded with base maps for common Gen III HEMI engine combinations to get you out of the garage and on the road/track fast. The included 3.5" LCD touch screen handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Included with Terminator X is Holley EFI's industry leading support, easy to use software suite that allows full laptop access/compatibility for advance users. Whether you're building a budget beater or full on race car, Terminator X has the industry leading features and technology you need at a price that won't break the bank.

Specifications

Fuel Injection Electronic Control Unit Series:
Terminator X
Injector Connector Style:
USCAR (EV6)
Notes:
Terminator X ECU's are designed to be mounted with the LED's facing up.
Quantity:
Sold As Kit

Tech Resources

  • HOL199r11956.pdf

  • HOL199r10695.pdf

  • HOL199r11967.pdf