Description
Holley EFI Gen3 HEMI VVT Harness
The Holley EFI Gen3 HEMI VVT Harness is a plug-and-play wiring solution designed for 2009 and newer Gen III HEMI engines equipped with Variable Valve Timing (VVT). It enables full control and tuning of the VVT solenoid using Holley’s Terminator X and Terminator X Max ECUs, enhancing your engine’s performance and efficiency.
Key Features
- Plug and play compatibility with factory Gen III HEMI VVT sub-harness
- Connects Holley EFI HEMI Main Harness to Power Tap and Input/Output connectors
- Provides precise control of the VVT solenoid located under the intake manifold
- Includes three connectors with black color coding for easy installation
Fitment
- 2009 and newer Gen III HEMI engines with Variable Valve Timing (VVT)
- Compatible with Holley Terminator X and Terminator X Max ECUs
Note: Verify vehicle compatibility before ordering. Installation requires connection to Holley EFI main harness and ECU. Proper tuning of the VVT system is necessary for optimal performance.






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