Unlock the full potential of your Terminator X and Terminator X Max ECU with our free PC software download. Take control of your Fuel Tables, Timing Tables, Idle Control, DBW Control, Boost and …

Nov 22, 2024 · Over the years, Holley has released numerous updates to their software, but older versions often become difficult to find as time goes on. This section is dedicated to preserving and …

Introducing the Terminator X Software from Holley EFI. Allowing you full tuning access to the Terminator X and Terminator X MAX ECU. This free software provides access to all of the base tables and maps …

Nov 12, 2025 · Built specifically for use with Holley’s Terminator X EFI systems, this app gives you advanced tuning capabilities in a streamlined, mobile-friendly interface. Perfect for racers, tuners, and...

May 12, 2023 · Holley has released the latest edition of its Terminator X EFI software, which adds a host of new features and functions.

Terminator X V2 Revision Log - contains updated V1 information, V2 support for GM Gen V LT DI/VVT, and GEN III HEMI VVT and 46RE Transmission Control. Also includes the V1 to V2 calibration …

We start with the basics of downloading/installing the Holley Terminator X software and walk you through each training lesson in very specific order so you can learn most efficiently.

Computer Software, Holley EFI, Terminator X, Active Speed Management, Web Download, Drag Race Traction Control, for Terminator X, V3 or Later, Each Part Number: HLY-555-101

Shop Holley Terminator X Software at Holley.com. Free shipping on orders $149+ and world-class support for every build.

The latest Terminator X ECU Firmware, Terminator X Handheld Firmware and Terminator X PC Software is available for download at www.Holley.com. The ECU and Handheld firmware are …