Description
Wireless EFI Tuning Module. The Holley EFI Terminator X Bluetooth Module provides a seamless wireless connection to Terminator X and X Max ECUs, giving users complete tuning control from their iOS or Android devices. With support for both basic and advanced adjustments, it eliminates the need for a laptop, making tuning faster and more convenient. Ideal for enthusiasts and professionals alike, it enhances flexibility in setup and real-time monitoring.
Construction and Appearance. Designed as a plug-and-play solution, this module features a Mizu style CANbus connector for quick integration. It includes a built-in EFI wizard for guided setup and offers customizable live dash display options, including speed display using a phone’s accelerometer. Its compact, durable build ensures reliable performance while keeping your setup streamlined and efficient.
Installation. Installation is easy with its plug-and-play design. As a universal module, some adaptation may be required depending on the specific ECU setup, but it integrates smoothly with compatible systems.
Application. This Holley EFI Terminator X Bluetooth Module offers universal fitment.
Holley EFI 558-483
CA Residents: WARNING: Cancer and Reproductive Harm
- Holley EFI Terminator X Bluetooth Module
- Wireless Connection to Terminator X or X Max ECU
- Plug-and-Play Bluetooth Module With Mizu Style CANbus Connector
- Compatible With iOS and Android Devices
- Built-In Terminator X EFI Wizard for Setup and Tuning
- Supports Basic and Advanced Tuning Adjustments
- Allows Rev Limiter RPM and Idle Setting Adjustments Without Laptop
- Customizable Live Dash Display Mode (Uses Phone Accelerometer for Speed Display)
- Provides Access to Input/Output Control and Customizable Data Monitoring
- Easy Installation
- Universal Fitment






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