Holley Terminator X
Holley Terminator X is made and published by Holley Performance Products. AppBrain is an independent app data site and isn't affiliated with Holley Performance Products. The app name, icon, screenshots and description belong to Holley Performance Products and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 4.40
- 5 ratings
- Last updated
- October 7, 2026
It doesn't have enough ratings yet to judge what users think.
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Also available on Google Play
Releases
Updates seen on the App Store- Version
- 1.0.11
- Launched
- June 2025
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 227.0 MB
- Content rating
- Everyone
Technologies used by Holley Terminator X
About the app and developer
About Holley Terminator X
Holley Terminator X is an utilities app developed by Holley Performance Products.
What is the rating of Holley Terminator X?
Holley Terminator X is rated 4.40 out of 5 stars, based on 5 ratings.
Is Holley Terminator X free?
Holley Terminator X is free. The app size is 227.00 MB. The latest version available is 1.0.11. The last update was on October 7, 2026.
What are the requirements for Holley Terminator X?
The app has a content rating of Everyone. The app has been available on the App Store since June 2025.
Developer information for Holley Performance Products
Address:
Store listing
By Holley Performance Products, from the App Store
Description by Holley Performance Products Written by the developer, not by AppBrain. Click to read.
Take control of your engine’s performance with 250+ CUSTOMIZABLE PARAMETERS FOR PRECISE TUNING. Designed for enthusiasts and professionals alike, the Holley Terminator X EFI app lets you FINE TUNE ENGINE PARAMETERS FOR MAXIMUM PERFORMANCE — all from the convenience of your mobile device.
Key Features:
· Six pre-defined real-time monitoring screens for instant access to vital engine data
· Intuitive setup wizard helps you easily create a powerful base tune in minutes
· View real-time gauges on screen at a glance – no laptop required
· Effortlessly create, manage, and share your tuning files with others
· Record and share datalogs to review your performance anytime, anywhere
· Simple, step-by-step Throttle Position Sensor (TPS) setup for accurate control
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 performance enthusiasts — take your tuning to the next level and keep your engine dialed in with Holley.
App Requires the Holley Bluetooth Module to connect to the Terminator X ECU.