Holley Terminator X Max MPFI System with Transmission Control, Part 550-920

The Holley Terminator X Max MPFI System with Transmission Control is a programmable engine control module kit designed for managing a multi-point fuel injection system and supported automatic transmission applications. Part 550-920 combines the control module, 3.5-inch touch screen, and harness into one integrated package for streamlined installation and system management.

The included 3.5-inch touch screen provides an interface for configuring and monitoring the system. The programmable design allows users to manage engine control settings according to their vehicle and application requirements, while the harness supports connection between the control module and the vehicle’s applicable systems.

This Terminator X Max system is identified for use with 4L60E and 4L80E transmissions. Its MPFI-focused design makes it suitable for projects requiring electronic fuel injection control with transmission control functionality in one kit. The Holley brand provides a recognized solution for configuring and managing compatible engine control systems.

Use the part number 550-920 when verifying application details and installation requirements before purchase. Consult the appropriate Holley documentation for system setup, wiring, programming, and transmission-control procedures.

Features:

• Brand: Holley
• Part Number: 550-920
• System Type: Terminator X Max multi-point fuel injection system
• Control Function: Programmable engine control module with transmission control
• Display: 3.5-inch touch screen
• Included Components: Harness and touch screen
• Transmission Compatibility: Designed for 4L60E and 4L80E transmissions
• Configuration: Kit format