Holley Terminator X Max 58x Late Truck w/ 6L80 & DBW Control

The Holley Terminator X Max 58x Late Truck w/ 6L80 & DBW Control is a comprehensive engine and transmission control system designed for GM LS 4.8/5.3/6.0 truck engines and LS2/LS3 with 58x crank, 4x cam sensors, 6L80/90E transmission, drive-by-wire throttle body, and EV6 injectors. It provides advanced tuning features and integrated control for both engine and 6L80/90 transmissions, making it ideal for street and race applications.

Key Features

Includes TCM handheld tuner with integrated wizard required for setup alongside the 3.5" Terminator X handheld
Supports shift modes including Tap Up/Down and Torque Management for 6L80/90E transmissions
Real-time fuel map learn simplifies tuning base fuel tables
High impedance injector drivers compatible with stock LS and Holley EFI injectors
On-board Bosch LSU 4.9 wideband sensor for accurate AFR readings
Integrated 1 BAR MAP sensor with vacuum hose adapters; supports boost and nitrous control
Four programmable inputs and outputs for accessories like fans, boost control, and nitrous
Advanced tuning tables including per gear and 2D tables for custom calibration
Diagnostic LEDs for quick engine status checks
Compact ECU design for flexible mounting; diagnostic LEDs must face upward
Plug-and-play compatibility with Holley EFI accessories and upcoming digital dash support
Free Holley EFI tuning software for full laptop control

Fitment

GM LS 4.8L, 5.3L, 6.0L truck engines with 58x crank and 4x cam sensors
GM LS2/LS3 engines with 6L80/90E transmissions and drive-by-wire throttle bodies

Installation Notes

Four loose wires must be connected: Power (direct battery 5A supply), Ground (good chassis/engine ground), Brake Switch (+12V source), and Park/Neutral Safety (starter solenoid circuit)
Use included handheld tuners for initial setup and transmission tuning
Diagnostic LEDs require upward orientation for proper function

Note: Verify compatibility with your specific engine and transmission before ordering. Proper wiring and tuning are essential for optimal performance and reliability.