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

The Holley Terminator X Max 58x Late Truck w/ 6L80 Control is a complete engine and transmission control solution designed for GM LS 4.8/5.3/6.0 truck engines and LS2/LS3 with 58x crank and 6L80/90E transmissions. It offers advanced tuning features, real-time fuel learn, and integrated 6L80 transmission control for a seamless performance upgrade.

Key Features

Includes TCM handheld tuner with integrated wizard required for setup alongside the 3.5" Terminator X handheld
Supports Shift Mode, Tap Up/Down shifting, and Torque Management for 6L80/90E transmissions
Real-time fuel map learning simplifies tuning
High impedance injector drivers compatible with most stock LS and Holley EFI injectors
On-board 1 BAR MAP sensor ideal for naturally aspirated or nitrous setups
4 programmable inputs and 4 outputs for accessories like fans, boost control, and nitrous
Advanced tables for custom tuning including boost and nitrous control with safeties
Compact ECU with diagnostic LEDs for quick troubleshooting
Plug-and-play compatibility with Holley EFI accessories and free tuning software

Fitment

GM LS 4.8/5.3/6.0 truck engines with 58x crank and 4x cam sensors
LS2 and LS3 engines
GM 6L80 and 6L90E transmissions

Note: Requires the included TCM handheld for transmission setup. Verify fitment and injector compatibility before ordering. Diagnostic LEDs must face up during installation.