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Holley EFI 550-904T Terminator X 24x/1x Multec 2 LS MPFI Kit - Without 3.5" Handheld
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Key item features
- Engine Compatibility: Designed for GM LS engines with 24x crank reluctor and Multec 2 injectors, specifically supporting 4.8/5.3/6.0 truck engines.
- Tuning Capabilities: Features real-time fuel map learning, an integrated 1bar MAP sensor, and includes a CAN/USB tuning cable for laptop-based configuration and real-time engine tuning.
- Injector Support: Equipped with high impedance injector drivers capable of safely powering most stock LS and Holley EFI injectors, but not low impedance injectors.
- Advanced Controls: Offers 4 programmable outputs for accessories like fans and boost control, and 4 inputs for additional sensors or activation triggers.
- Integrated Safeties: Includes comprehensive boost control (vs. time, gear, RPM, speed) with safeties, and single-channel nitrous control with rich/lean safeties and closed-loop AFR targeting.
- Diagnostic Features: On-board diagnostic LEDs provide immediate visual status for ECU power, engine run, wideband, TPS calibration, and crank/cam signals.
- Expandable System: Plug-and-play compatible with various Holley EFI accessories, including analog gauges, shift lights, and future 12.3" digital dash support.
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Specs
- Compatible cars4.8,5.3,6.0 TRUCK ENGINES
- Vehicle makeGM
- Vehicle modelLS
- BrandHolley EFI
- Automotive parts divisionPerformance
- Vehicle fitment typeSpecific
Current price is USD$1,399.95
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About this item
Product details
GM LS 24x Crank, 1x Cam - 4.8/5.3/6.0 Truck Engines - Multec 2 Injector Harness , USB/CAN Tuning Cable;
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 NOS 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. These Terminator X kits include a USB/CAN tuning cable instead of the 3.5 in. Handheld LCD, these kits require the use of the free Terminator X Software for initial setup. The Terminator X Software includes multiple base calibrations to choose from for either naturally aspirated or boosted engines. 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!;
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 NOS 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. These Terminator X kits include a USB/CAN tuning cable instead of the 3.5 in. Handheld LCD, these kits require the use of the free Terminator X Software for initial setup. The Terminator X Software includes multiple base calibrations to choose from for either naturally aspirated or boosted engines. 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!;
- For GM LS Engines with 24x crank reluctor and Multec 2 Injectors
- Real-Time fuel map learn, takes the guess work 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 â€" Â1/4 and 3/16ths)
- 4 Outputs â€" Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
- 4 Inputs â€" 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
- Boost Control â€" Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties
- Nitrous Control â€" 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 â€" Engine Run â€" Wideband Status â€" TPS Calibration â€" Crank Signal â€"Cam Signal. Allow you to identify any Critical engine issues at a glance
- Advanced Tables â€" 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.
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Specifications
Compatible cars
4.8,5.3,6.0 TRUCK ENGINES
Vehicle make
GM
Vehicle model
LS
Fuel injection accessory & part type
Terminator X ECU, 24x LS Engine Main Harness, Multec 2 Injector Harness, Input/Output Harness, Bosch LSU 4.9 Wideband Oxygen Sensor
Warranty
Warranty information
30-Day Warranty
Warranty url
Warnings
Warning Text
California Proposition 65
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