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Electronic Fuel Injection (EFI)

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  1. Holley EFI 3 Bar Map

    Whether your engine has forced induction or is naturally aspirated, these Holley MAP sensors will keep your engine performing at its best. They're available in 1, 2, and 3-bar models.
    HLY 554-107
    $121.95
  2. Holley EFI 5 Bar Map

    HLY 554-108
    $148.95
  3. Holley Terminator X Stealth 4150 EFI Fuel Injection Systems our Injectors, Throttle Body, Speed Density, Aluminum, Shiny, Tunable, Kit

    The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications? Terminator X Max Stealth 4150 kits provide transmission control for Pre-2009 GM 4L60E/4L80E Transmissions (Part numbers 550-1011, 550-1012, 550-1013)
    HLY 550-1001
    $1,749.99
  4. Holley Terminator X MAX Engine Management Systems 8-EV6 Injectors, 8-Coils, Analog, Sensors, USB Tuning Cable, Chevy, LS, 4.8-6,2L, 4x Cam, 58x Crank, Kit

    Take control of your LS engine with Terminator X Max! 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 Max 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. Part number 550-931 also has Drive-By Wire Throttle Body control. Terminator X Max 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" 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 MAX has the features and technology you need at a price that won't break the bank!

    HLY 550-931T
    $1,595.95
  5. Holley Terminator X Engine Management Systems Up to 8-EV6 Injectors, 8-Coils, Analog, O2 Sensor, Plug-and-Play, 3.5 in. Controller, Ford, 4.6L, 5.4L

    Introducing Terminator X and X Max Kits for the Modular Ford engine. These new kits will plug and play with either 2V or 4V Mod Motors commonly found in 1996-2004 Mustangs, 1995-2006 F150, or 2002-2005 Explorers. These kits will work with both 4.6 and 5.4L power plants, so no matter what your donor vehicle was, we have a standalone Terminator X EFI system for your combination. 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 Coyote 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.

     

    HLY 550-1219
    $1,695.95
  6. Holley EFI Terminator X Max Stealth 4150 with Transmission Control, Shiny

    The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications? Terminator X Max Stealth 4150 kits provide transmission control for Pre-2009 GM 4L60E/4L80E Transmissions (Part numbers 550-1011, 550-1012, 550-1013)
    HLY 550-1011
    $2,099.99
  7. Holley EFI Transbake Input Protection Module

    This is a device that allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. This device protects the ECU input from damaging flyback voltage which occurs when the transbrake is released. Not using this device will cause damage to the ECU over time.

    HLY 554-128
    $56.15
  8. Holley EFI 1 Bar Map Sensor

    HLY 554-133
    $170.95
  9. Holley EFI Coolant Temperature Sensor

    Coolant Temperature Sensor for Holley EFI and commander 950 systems.
    HLY 534-10
    $49.99
  10. Holley EFI Air Temperature Sensor

    Replacement air temperature sensor for use with Commander 950 or Holley EFI.
    HLY 534-20
    $40.99
  11. Holley EFI 1/8 NPT Sensor Block

    Rigidly mounting pressure transducers to your engine is never a good idea. Introducing the Holley EFI sensor block! Compatible with all transducers that utilize 1/8 NPT male threads and 7/8" or smaller body/hex diameter. This sensor block provides a clean and safe solution for mounting multiple 1/8th NPT pressure sensors.
    HLY 534-35
    $44.99
  12. Holley EFI 7 Bar Map Sensor

    HLY 554-135
    $170.95
  13. Holley EFI 3.5 Bar Map Sensor

    HLY 554-134
    $140.95
  14. Holley EFI GPS Digital Dash USB Module

    Have you been searching for a reason to discard your old noisy mechanical speedometer cable? If so, the Holley GPS Module for our 7" Digital displays should be the next addition to your project vehicle. Featuring a simple plug and play installation, this GPS Module will allow you to display vehicle speed on your digital dash, without needing any external sensor information.
    HLY 554-140
    $74.95
  15. Holley EFI 2 Axis G-Meter

    Introducing the Holley EFI 2 Axis G-Meter. Designed to be stable in the harshest environment. Co-Designed with RACEPAK, this G-meter would be a perfect fit for your four digit horsepower drag radial machine, or an autocross corner carver! The G-meter features both X and Y axis outputs. The X axis registers from a negative 3 G (deceleration) to a positive 12 G (acceleration). The Y axis registers +/-7.5 G. In order to ensure the installation is simplified the ECU pins come pre crimped. Loose pins are also provided if the cable needs to be shortened for clean installations.
    HLY 554-162
    $369.99
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