Holley EFI Kit Terminator X Max With GM 4L60/ 80E Transmission Control For Ford 302W/ 351W/ 460 Engine
Highlights
- Real-Time Fuel Learning
- Programmable Inputs/Outputs
- 3.5" LCD Touchscreen
- Made in the USA
Holley Terminator X Max EFI Kit for Ford 302W, 351W and 460 Engines with GM 4L60/ 80E Transmission.
Leave your factory ECU (Engine Control Unit) in the dust when you make the switch to Holley's Terminator X Max EFI Kit (550-945). While settings remain locked in your factory ECU, the EFI Kit features real-time fuel learning, a built-in 1 bar MAP sensor and four programmable inputs and outputs to get the most horsepower out of your Ford engine. Installation is plug-and-play for Ford 302W, 351W and 460 Engines with GM 4L60/ 80E Transmission.
Features and Benefits:
- Plug-and-Play Design for Ford 302w, 351w and 460 Engines
- Plug-and-Play Ignition when using Dual Sync and Hyperspark Distributors
- LSU 4.9 Wideband Oxygen Sensor by Bosch
- Built-In 1 Bar MAP Sensor
- Four Inputs: 12v, Ground, 5v and Frequency
- Boost Control and Nitrous Control
- Advanced Tables
- 3.5in LCD Display Screen with On-Board Diagnostics
- Data Logging
- Boost by Gear
- Adjust Line Pressures
- Torque Converter Lock-up Adjustability
- Proudly Manufactured in the USA!
The Terminator X Max is simply a better fit for your build. The inputs and outputs are great for running electric fans, boost control, nitrous control and so much more. Thanks to transmission control capabilities, the Terminator X Max allows you to adjust shift points, line pressure and boost by gear functionality, to name a few.
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
- 4L60/80E Transmission Controller
- Installation Instructions
Easily access these features and settings with the included 3.5-inch handheld LCD touchscreen. Using the Calibration Wizard, you can set up a base tune for your Ford engine in no time. The LCD screen is a highly useful resource that also serves as an onboard diagnostic tool for engine status, wideband, TPS calibration, crank signal and cam signal.
Vehicle Fitment:
- Ford 302w, 351w, 460 Engine with GM 4L60/80E Transmission
California Residents: Proposition 65 Warning
Related Categories: Mustang Parts, Mustang Engine, Mustang Throttle Body & Accessories, Mustang Throttle Bodies, Mustang EFI Conversion Kits
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

Advanced skill is required for this installation.












