Holley EFI Kit Terminator X Max Early Coils/ DBW Throttle Body Control Ford Coyote Engine 2013-2015
Highlights
- Easily Identify Engine Issues
- Precise Tuning Control
- Plug-And-Play Installation
- Made In The USA
Holley Terminator X Max EFI Kit for 2013, 2014, and 2015 Ford Coyote Engines with Early-Style Coyote Ignition Coils and Drive-By-Wire Throttle Body Control.
The Holley Terminator X Max EFI Kit provides your Ford Coyote engine with superior performance, reliability, and accuracy. With four outputs for Ground, PWM, fans, and boost/nitrous control and four inputs for 12V, 5V, ground, and frequency sensing, this Holley kit allows you to precisely control your engine with ease. The boost control solenoids provide a progressive nitrous control system that is adjustable for time, gear, RPM, and speed, while the non-progressive system deals with rich/lean safeties.
Features and Benefits:
- High impedance injector drivers safely power most LS/EFI injectors
- Utilizes Bosch LSU 4.9 wideband to relay AFR information
- Accurate readings and precise tuning control
- Four outputs for Ground, PWM, fans, boost/nitrous control, IAC kit, and more
- Four inputs for 12V, 5V, ground, frequency, pressure sensors, and activation triggers
- Boost control solenoids for time, gear, RPM, speed, and safeties
- Progressive nitrous control allows single-channel wet or dry
- Non-progressive nitrous control for rich/lean safeties and target closed loop AFR
- Onboard diagnostics LEDs monitor ECU power, engine run, and TPS calibration
- Easily identify critical engine parameters and monitor cam signal
- Built-in 1bar MAP sensor with included external harness for boosted applications
- Plug-And-Play compatible with Holley analog-style gauges, shift lights, and modules
- Compatible with both 6.86” and 12.3” Pro digital dash support
- Free EFI Tuning Software for complete control of your Terminator X power plant
- Made in the USA
Onboard diagnostics equipped with LEDs monitor ECU power and engine running while the Bosch LSU 4.9 wideband AFR sensor lets you always stay ahead of any tuning conditions. The free EFI tuning software offers drivers full customizability over their system so you can make your ride as smooth and efficient as you want. Made in the USA, this plug-and-play efficient kit offers reliable control over your engine every time you hit the road.
Kit Includes:
- EV1 or EV6 injector harness (depending on configuration)
- Terminated connector for external MAP sensor
- Terminator X Max ECU (9.6” x 4.1” x 1.66”)
- ECU main power harness
- Bosch LSU 4.9 wideband oxygen sensor
- Input/output harness
- Assorted vacuum adapters (1/8”, 1/4”, and 3/16”)
Tech Tip 1:
- Advanced Tables – 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table, can be used for nearly unlimited table configuration options.
Tech Tip 2:
- The included 3.5" Touchscreen Handheld contains a calibration wizard, that allows you to quickly build a base tune for any domestic V8 engine. Additionally, the handheld provides internal data logging and a fully customizable gauge display.
Tech Tip 3:
- The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDS must face up!
Vehicle Fitment:
- 2013-2015 5.0L Ford Coyote engines with Ti-VCT
- 1965-2015 Mustangs
- 1966-1977 Broncos
- 1948-1979 F-100s
California Residents: Proposition 65 Warning
Related Categories: Mustang Parts, Mustang Electrical & Wiring, Mustang EFI Engine & Injector Harnesses, Mustang Engine, Ford Bronco Parts
Only for use on pre-pollution controlled vehicles: This product can be used on vehicles that were manufactured before emissions control regulations were imposed. Pre-pollution vehicles are defined as:
- 1965 and older U.S. manufactured California certified vehicles
- 1967 and older U.S. manufactured federally certified vehicles
Installation Difficulty

Intermediate skill is required for this installation.
Installation Instructions
Vehicle Fitment
This product will fit the following Bronco years:
This product will fit the following F-100 years:
- 1948,
- 1949,
- 1950,
- 1951,
- 1952,
- 1953,
- 1954,
- 1955,
- 1956,
- 1957,
- 1958,
- 1959,
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
This product will fit the following Mustang years:











