Holley MPFI Kit Terminator X Max With 4R70W Transmission Control Mustang 5.0L 1987-1993

Holley:
550-943F

Highlights

  • Plug And Play Installation
  • Full Range Of Tuning Features
  • 3.5" LCD Screen
  • Sold As A Kit
MSRP $1,726.00
$1,552.95
You save 10%

Holley Terminator X Max MPFI Kit With 4R70W Transmission Control for 1987, 1988, 1989, 1990, 1991, 1992 and 1993 5.0L Mustangs.

Your Fox Body's ECU has its limits. Looking for more versatility for your fuel injected Fox? This Terminator X Max EFI Kit (550-943F) provides control for boost, nitrous, datalogging, diagnostics, and more!

Features and Benefits:
- LSU 4.9 Wideband Oxygen Sensor by Bosch
- Built in 1 Bar MAP Sensor
- Plug and Play ignition capability when using Dual Sync and Hyperspark Distributors
- 4 inputs 12v, Ground, 5v and Frequency
- Boost Control
- Nitrous Control
- Advance tables
- On-Board Diagnostics
- 3.5in LCD Display Screen
- Data Logging
- 4R70W Transmission Control
- Boost by Gear
- Adjust line pressures
- Torque Converter Lock-up Adjustability

Do away with your factory ECU (Engine Control Unit) and switch to Holley’s Terminator X EFI Kit (550-943F) for 1987-1993 5.0L Mustangs with 1993-1997 4R70W transmission. The Holley Terminator X is a great upgrade to squeeze out every bit of horsepower from your 5.0L Foxbody Mustang.

The Terminator X has many functions that you can adjust to better fit your build compared to a non-adjustable factory ECU where settings stay locked. Terminator X features real time fuel learning comes with a 1 bar MAP sensor and 4 programmable inputs and outputs. Those inputs and outputs are great for running electric fans, boost control, nitrous control and so much more.

All the features and settings can be seen in car with the included 3.5in LCD screen. The included LCD screen also has Calibration Wizard to help you set up your 1987-1993 5.0L Foxbody Mustang. The Holley Terminator LCD screen also acts as an onboard diagnostic tool like engine status, wideband, TPS calibration, crank signal and cam signal.

The Terminator X Max also includes transmission control functions for 1993-1997 4R70W automatic transmissions. Once installed you will be able to adjust shift points, line pressure and boost by gear functionality and more.

This Kit Includes:
- Terminator EFI ECU
- Terminator Hand-Held Controller
- Main Power Harness
- Injector Harness
- Input/Output Harness
- Can Power Harness
- Can Extension Harness
- Wideband Oxygen Sensor
- Oxygen Sensor Weld-in Bung
- 4R70W Transmission Controller
- Installation Instructions

Vehicle Fitment:
- 1987-1993 5.0L Mustangs with 1993-1997 4R70W Transmission

California Residents: Proposition 65 Warning

Note: This item is not CARB (California Air Resource Board) exempt and is not legal for sale or use in the state of California.

Installation Difficulty

Difficult
Difficult

Advanced skill is required for this installation.

Vehicle Fitment

This product will fit the following Mustang years:

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