Holley EFI Terminator X Max – 58x Late Truck with 6L80 and DBW Control

Holley EFI Terminator X Max – 58x Late Truck with 6L80 and DBW Control

The Holley EFI Terminator X Max – 58x Late Truck with 6L80 and DBW Control is a complete EFI and transmission control system designed for GM LS 4.8/5.3/6.0 truck engines and LS2/LS3 with 58x crank and 6L80/90E transmissions. It provides drive-by-wire throttle control, EV6 injector support, and integrated transmission management, delivering professional-level tuning and control for street or race applications.

Key Features

• Integrated control for LS engine fuel, spark, drive-by-wire throttle, and 6L80/6L90E transmission via CAN communication
• Includes 3.5″ touchscreen handheld with calibration wizard, data logging, and customizable gauge display
• Supports advanced transmission features: Tap Up/Down shifting, Torque Management, and Secondary Shift Mode control
• Real-time fuel map learning and Bosch LSU 4.9 wideband sensor for precise tuning
• High impedance injector drivers compatible with most stock LS and Holley EFI injectors (EV6 connectors)
• Onboard 1 BAR MAP sensor with adapters; supports boost and nitrous control with multiple safety features
• Four programmable inputs and outputs for accessories such as fans, boost control, and nitrous activation
• Compact ECU design with diagnostic LEDs for quick troubleshooting
• Free Holley EFI software for advanced laptop tuning and full control

Fitment

• GM LS 4.8, 5.3, 6.0 truck engines and LS2/LS3 with 58x crank and 4x cam sensors
• GM 6L80E and 6L90E transmissions (2007 and newer) with CAN communication
• Drive-by-wire throttle bodies with EV6 injector connectors

Note: Installation requires use of the included TCM handheld tuner alongside the Terminator X handheld for setup. Verify compatibility with your engine and transmission before ordering. Proper wiring and tuning are essential for optimal performance and transmission control.