null

USE COUPON CODE - BLACKFRIDAY - FOR OUR BIGGEST DISCOUNT OFF OF SELECT PRODUCTS!

Holley EFI

Holley EFI 550-910 - Terminator X MPFI System

MSRP: $1,606.95
$1,354.99
( saved $251.96 )
Write a Review
  • Holley EFI 550-910 - Terminator X MPFI System
  • Holley EFI 550-910 - Terminator X MPFI System
  • Holley EFI 550-910 - Terminator X MPFI System
  • Holley EFI 550-910 - Terminator X MPFI System
  • Holley EFI 550-910 - Terminator X MPFI System
  • Holley EFI 550-910 - Terminator X MPFI System
  • PLEASE NOTE: Pictures are repsentative of style, may be generic.
SKU:
HOLEFI-550-910
Part Number:
550-910
UPC:
090127064306
  • Free Ground Shipping

  • No Restocking Fee

  • Safe Payments

  • No Backorders Ever

Holley EFI - 550-910

Holley EFI Terminator X - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3

Terminator X MPFI System; Engines w/58x Crank Reluctor/4x Cam; w/EV1 Injector Harness;

Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Holley EFI at a budget-friendly price! Terminator X 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, progressive nitrous control, and much more. Terminator X comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road/track fast. The 3.5" touch screen LCD handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry-leading, easy to use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X has the features and technology you need at a price that won't break the bank!

  • Free EFI Tuning Software for complete control of your Terminator X power plant
  • MAP Sensor vacuum hose adapters (1/8th – ¼ and 3/16ths)
  • Boost Control – Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties
  • 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.
  • Designed for GM LS Engines with 58x Crank, 4x Cam - and EV1 Injectors.
  • 4 Inputs – 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
  • Real-Time fuel map learn, takes the guess work out of tuning your base fuel table.
  • Includes: 58x/4x LS Engine Main Harness - EV1 Injector Harness - Terminator X ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input/Output Harness - and assorted vacuum adapters.
  • Nitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
  • 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!
  • 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)
  • 4 Outputs – Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
  • The included 3.5" Touchscreen Handheld contains a calibration wizard, that allows you to quickly build a base tune for any LS engine. Additionally the handheld provides internal data-logging and a fully customizable gauge display.
  • The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDS must face up!
  • 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

Brand: Holley EFI
Crank Reluctor: 58x
Drive-By-Wire: No
Emission Code: 3
Engine: Gen IV GM LS
Handheld Included: Yes
Ignition Type: GM LS 58x
Injector Connector: Jetronic/Minitimer (Bosch EV1)
Product Type: EFI System
Terminator LS Options: Fuel, Spark
Transmission: None
Warning: California Proposition 65