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Injector Driver Module

  • Engineered specifically to add a secondary set of high peak current injectors when utilizing a Holley EFI Dominator ECU
  • Can be triggered by either negative or positive trigger to ease install in all EFI applications, be it a stock or aftermarket ECU
  • Eight easily programmable channels for precise injector control
  • Easy to wire Tyco Super Seal Connector
  • Eight pre-programmed injector current curves
  • Peak current settings from 4A to 10A
  • Hold current settings from 1A to 2.5A
  • Peak hold duration settings from .5 to 1.0ms
  • Injector test fire program for quick troubleshooting while in the field
  • 8 RGB LEDs indicate proper operation as well as log faults
  • Two outputs (Ground and 0-5V) can be run to an ECU to datalog any injector faults
  • Pre-Programmed in Position 7 for Billet Atomizer 325-800 or Precision 500 Lb/Hr Injectors
View Injector Driver Module, w/ Harness

8 Channel CAN EGT

  • Compatible with HP or Dominator EFI, and Terminator X EFI.
  • Plug and Play 8 Channel CAN EGT Module, for a quick and easy installation
  • High Quality ¼” Stepped Stainless Steel EGT Weld Bungs
  • 8x- Robust ¼” EGT Probes, designed to withstand the extreme cylinder pressures
  • 4’ CAN Extension Harness
  • 8x Analog output wires, to be used with non-Holley EFI installations
View Holley EFI 8 Channel CAN EGT Kit

12.3in Pro Dash

  • Real-time ECU tuning, allows you to make quick tune changes, without needing to hook up a laptop!
  • Capable of monitoring up to 238 real-time values such as RPM/TPS/Boost
  • 16 default background skins pre-loaded with unlimited options for importing custom layouts
  • Quickly swipe between multiple active screens (tune, warm-up, race, drive, etc.)
  • Virtual switch panel eliminates the need for external toggle switches
  • Manual or auto-brightness features for easy viewing day or night
  • Built-in GPS with odometer function (Antenna included)
  • On-screen datalog playback features allows you to review vital run information
  • Expandable storage via USB
  • No stylus required, capacitive touch, just like your smart phone.
  • User definable channel alarms and warnings
  • 6x 1/4-28 mounting holes for surface or flush mounting, with high quality hardware included!
  • Includes everything needed for installation!
  • USB Keyboard and Mouse functionality makes it quick and easy to setup new layouts
  • Includes 34 Pin Wiring Harness contains Power, Ground and CANbus connections
  • Input and output functionality for 13 multi-configurable inputs, and 4 ground switched outputs.
  • User defined alarms for any input
  • Upgradable with future software enhancements
  • Viewing area is 12.3" on the diagonal, 11.5" wide by 4.25" tall
  • Dash weight - 3.29lbs
  • Compatible with our Plug and Play Programmable Shift Light - Part Number 553-107
View Holley EFI 12.3" Pro Dash

Dominator EFI

  • Works with 4, 6, 8 and 10 cylinder engines
  • Ignition Plug and Play with GM LS engines (non-VVT), GM HEI, Ford TFI, Coyote (non-VVT), 4.6/5.4 Mod Motor, Late Model HEMI and magnetic and hall effect trigger. Custom settings can be configured to allow for use with many other applications
  • Integrated electronic transmission control - Operates GM 4L60E and 4L80E transmissions, Ford AODE and 4R70W with more to come in the future
  • Integrated drive by wire throttle body control - Can control two drive by wire throttle bodies. Compatible with a number of DBW throttle bodies including GM, Chrysler, Ford, and Nissan
  • Integrated dual channel wide band oxygen sensor controls – For monitoring both engine banks (NTK or Bosch sensors)
  • Extensive amount of inputs and outputs allow for limitless combination of options. Allows for unit to be used as a complete data acquisition system as well
  • Twelve sequentially driven 8:2 peak and hold injector drivers, capable of driving up to 24 low or high impedance injectors as a standard feature. Multiple staged injector strategies
  • Twelve channel Distributorless Ignition (DIS) outputs capable of directly driving “Smart” ignition coils or Holley DIS coils. Will drive 2 wire coils with the addition of PN 554-112 high current coil driver module
  • Speed density, Alpha-N, Alpha-N Combination, and VE fueling strategies – Tuner has the option to select from a variety of load sensing strategies to meet their engine requirements or tuning preference
  • Individual cylinder fuel and spark control allows you to unlock your engine’s potential
  • Unique lb/hr based fueling strategy greatly simplifies and commonizes tuning
  • Advanced idle, closed loop, and enrichment strategies allow for very stable engine operation
  • 1-7 Bar MAP sensor capability – For naturally aspirated or boosted applications
  • Fuel Map and Learn Function Smoothing – Helps to smooth rough areas of the maps
  • Configurable User Password Protection – “Lock” your tune to prevent tampering
  • Self-tuning fuel table strategy greatly simplifies tuning process – The more you drive it, the more it learns
  • “Quick Start” strategies – For faster engine starting
  • Allows for use of common OEM sensors as well as custom sensor calibration input
  • Two channel knock control sensor inputs for both one or two wire knock sensors
  • Dedicated fuel and oil pressure inputs
  • Controls both stepper and PWM Idle Air Control (IAC) motors
  • 3 Rev Limiters – Choose between 4 options for each: Fuel Only, Spark Only, Fuel and Spark, or Soft
  • Traction Control – Allows power reduction via timing, nitrous percentage or boost (Requires Davis Technologies Holley Module)
  • Store and select between four calibrations with Multi Map Selector (Part Number 558-407)
  • ECU is fully potted and can be mounted in the engine compartment or interior – See images for dimensions
  • Sealed automotive and marine grade connectors
  • Optional Digital Displays - 7" Digital Dash (PN 553-106) / 3.5" Touch Screen LCD (PN 553-108)
  • 12.3" Pro Dash (PN 553-111) and 7" Race Dash (PN 553-106) features full gauge layout customization, and nearly limitless tuning options.
  • Data Logger –Analyze and export your data with sophisticated, but user friendly tools – Internal logger has 4 GB of memory
  • Strip Chart – For real-time data viewing
  • Fully Configurable lap top Gauge Panel – Life-like gauge cluster on your laptop screen
  • Racepak Integration Module Available.
  • Data logger - Smoothing, multiple graph view, pre-defined notes fields and more..
  • Fully featured nitrous control eliminates the need for a separate nitrous controller device
  • Can be configured “Wet” or “Dry” with closed loop feedback
  • Progressive control based on time, RPM, or boost, requires part # 554-111
  • Lean or rich safety cutoff
  • Full timing retard/control configurability per stage based on RPM or time
  • <p><b>INTEGRATED WATER/METHANOL INJECTION CONTROL</b></p>
  • Uses Holley water/meth solenoids specially designed and calibrated for use with this EFI system to allow the user to enter water/meth flow as a percentage of fuel injector flow for water/meth tuning precision unmatched in the industry
  • Allows for two nozzles to be controlled
  • Nozzles available from 400 to 1000 cc/min
  • Complete control of pump activation, and low system safety features
  • Fully featured boost control capability eliminates the need for a separate boost control device
  • Can be configured to control boost based on time, gear, speed, and manual inputs
  • Gear based boost control configurable by several different methods
  • “Boost Builder” functions offer the ability to assist building boost on the starting line by altering ignition timing, fueling, as well as nitrous oxide activation. Can also be used as an anti-lag function
  • 13 - “Multi-Inputs” – Can be configured as a 0-5V sensor input, 0-20v sensor input, thermistor temperature input, or high or low voltage input
  • 30 - 0-5V Sensor Inputs – Configures any 0-5V sensor as well as some can be used as switched high or low inputs
  • 4 - Speed Inputs – Can be configured as a digital (square wave) input or an inductive input
  • 20 - 12v PWM Outputs – Can be configured as PWM or switched 12V outputs. Rated at 2A maximum
  • 16 - Ground PWM Outputs – Can be configured as PWM or switched ground outputs. Rated at 2A maximum
  • All inputs and outputs are programmed using innovative new “Pin Mapping” strategy that allows inputs and outputs to be pinned as desired by the user, allowing for inputs and outputs to not be “wasted” by non-used dedicated functions
  • Configurable for: dual cooling fans (including brushless fans that require PWM signal), dual fuel pumps, AC inputs, basic TCC lockup, and multiple timing retard inputs
  • User programmable caution and warning outputs for all sensors
  • Fully User Configurable tables, 1D, 2D, 1D Per Gear, 2D Per Gear
  • Tables allow for virtually unlimited dimensional tuning of fuel, spark, boost, nitrous and more
  • User can modift fuel, timing, boost, nirtrous, individual cylinder, ignition dwell, DBW, and more
  • Parameters can be adjusted based on any input, sensor, or time.
View Dominator EFI ECU

MSD Pro 600 Ignition

  • Eight outputs of up to 680 mJ of energy
  • All necessary wiring harnesses included
  • Continuous 600 mJ operation without risk of failure from overheating
  • High-efficiency Alternating Current (AC) power delivery means less voltage draw from your battery or charging system
  • Over 50 Kilovolts output voltage when used with MSD suggested coils
  • Spark duration of greater than 300 microseconds
  • 6 Volts minimum required for starting and running
  • 12 Volts minimum required for 600 mJ opereation
  • Maximum Operating Voltage 22V
  • Direct Plugin to Holley EFI systems
  • Compatible with most EFI systems, including 5V or 12V drivers
  • Plugin interface with MSD Power-Grid, Davis Profiler and OEM LS-style coil harness
  • Reverse Battery Protection
  • Protection against shorted or open coils, and over temperature
  • Diagnostic LEDs help troubleshoot issues should they arise
  • On the fly Power Output selection wire, selectable between low power and high power operation
  • Fits most coil-per-plug engines up to eight cylinders (Including four and six cylinders)
  • Additional CAN based features when used with Holley EFI - See addendum below
  • Approved for NHRA Pro Mod Class
View MSD PRO 600 CDI Ignition and Coil Kit

Wiring Shop

  • Whether you're building a harness from scratch, replacing an old connector or installing a new sensor Holley's wiring shop has the tools and equipment you need! Featuring items from multiple Holley brands, the wiring shop is your one-stop place for everything needed to work on your aftermarket fuel injection or high-performance ignition system.
Shop Wiring Shop
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Holley EFI V6 Updates and Features

Features

  • Plug-and-play harness kits available for GM LS, Ford Coyote, Ford Mod Motor, and Dodge Gen III Hemi as well as universal unterminated harnesses to use on any engine you can imagine
  • Pound per hour and VE fueling strategies let you tune your engine the way you want to
  • Add-ons such as Coyote Ti-VCT control, time-based traction control, and a CAN input/output addition put HP EFI in a class of its own
  • Integrated boost and nitrous control is easy to use and makes add-on control boxes for power adders a thing of the past
  • Built-in base tunes allow you to get your project fired up quickly and easily

Testimonials

Holley Electronic Fuel Injection Comparision Chart
Hardware HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
Connectors 2 2 6 4 -
Injector Drivers 8 8 12 8 8
Low Impedance Injector Drivers YES NO YES NO NO
Communication via USB Port YES NO YES NO NO
Communication via CAN adapter NO YES NO YES YES
Diagnostic LEDs NO YES NO YES NO
Knock Sensors 2 2 2 2 -
Enclosure Aluminum Composite Aluminum Composite -
Potted YES NO YES NO YES
Data Logging HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
Internal & External External Only Internal & External External Only External Only
MAP Sensor HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
External Only Internal 1 BAR, or External External Only Internal 1 BAR, or External Internal 2.5 BAR
Wideband Sensors HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
1 1 2 1 1
Bosch 4.2 YES NO YES NO NO
NTK YES NO YES NO NO
Bosch 4.9 NO YES NO YES YES
Total Inputs (+12v, Gnd, 5v, Freq) HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
4 4 50 4 Varies
+12v Yes Yes Yes Yes No
Ground Yes Yes Yes Yes 2
+5v Sensor Yes Yes Yes Yes 3* - SS Only
Frequency Yes Yes Yes Yes NO
Thermistor Yes NO Yes NO NO
+20v Yes NO Yes NO NO
Digital Speed NO NO Yes NO NO
Customizable Software Inputs 80 20 80 20 NO
A/C Shutdown Yes Yes Yes Yes NO
Total Outputs (Gnd, PWM-) HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
4 4 36 4 Varies
+12v Yes NO Yes NO No
PWM+ Yes NO Yes NO No
Ground Yes Yes Yes Yes YES
PWM- Yes Yes Yes Yes YES
Customizable Software Outputs 62 20 62 20 NO
Dual Fans Yes Yes Yes Yes YES
Secondary Fuel Pump Yes Yes Yes Yes YES
IAC Kick Yes Yes Yes Yes YES
Non-Electronic Trans TCC Control Yes Yes Yes Yes NO
Load Sensing HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
VE YES YES YES YES YES
Speed Density YES YES YES YES YES
Alpha-N YES YES YES YES NO
Combo YES YES YES YES NO
Boost Control HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
MAP and Dome Control YES NO YES NO NO
Dome Control YES YES YES YES YES
Boost vs Time YES YES YES YES YES
Boost vs RPM YES YES YES YES YES
Boost vs Speed YES YES YES YES NO
Boost vs Gear YES YES YES YES NO
Boost Builder YES NO YES NO NO
Boost Safeties YES YES YES YES YES
Nitrous Stages HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
Wet Non-Progressive 8 1 8 1 1
Wet Progressive 8 1 8 1 1
Dry Non Progressive 8 1 8 1 1
Dry Progressive 8 1 8 1 1
GPOs 8 1 8 1 NO
Rich/Lean Safeties YES YES YES YES YES
Closed Loop to New Target YES YES YES YES YES
Advanced Input Strategies YES NO YES NO NO
Advanced Tables HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
1D 8 4 8 4 4
1D Per Gear 8 1 8 1 NO
2D 8 4 8 4 2
2D Per Gear 8 1 8 1 NO
Traction Control HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
YES NO YES NO NO
Water/Meth HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
YES NO YES NO NO
Staging Assist HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
YES YES YES YES NO
Drive By Wire HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
Single Throttle Body NO NO YES YES NO
Dual Throttle Body NO NO YES NO NO
Transmission Control HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
GM 4L60/4L70/4L80 NO NO YES YES NO
Ford AODE/4R70W NO NO YES YES NO
Accessories HP TERMINATOR X DOMINATOR TERMINATOR X MAX SNIPER TBI
7" Digital Dash YES YES YES YES YES
Pro-Dash YES YES YES YES YES
CAN Modules (VVT, etc) YES YES YES YES NO
Analog Gauges YES YES YES YES YES

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Dominator EFI

The new standard in EFI with virtually unlimited capabilities! Integrated electronic transmission control, drive by wire throttle control, dual wideband oxygen sensor capability, extensive amount of inputs and outputs for various combinations, and much more.