Holley Terminator X MAX Engine Control Module Kit 550-1621 for GM Gen V LT-Series

The Holley Terminator X MAX 550-1621 is an engine control module kit designed for GM Gen V LT-Series applications. It combines electronic fuel injection control with drive-by-wire functionality in a complete package for supported engine management setups.

This kit features a 3.5-inch touchscreen for system interaction and monitoring. The touchscreen interface provides the primary control display for the Terminator X MAX system, while the included wiring harness supports installation as part of the kit.

With its GM Gen V LT-Series configuration, late GDI designation and drive-by-wire design, the Holley Terminator X MAX delivers a purpose-built engine management solution for compatible applications. Verify application requirements before installation.

The Holley 550-1621 kit includes the engine control module, 3.5-inch touchscreen and wiring harness. Its listed configuration is EFI Terminator X MAX for GM Gen V LT-Series engines.

Features:

• Brand: Holley
• Part Number: 550-1621
• System: Terminator X MAX EFI
• Application: GM Gen V LT-Series
• Control Type: Drive-by-wire
• Display: 3.5-inch touchscreen
• Included Components: Engine control module, touchscreen and wiring harness
• Configuration: LT Late GDI