Description
Holley EFI Terminator X – 2007-2013+ HEMI Gen III Kit
The Holley EFI Terminator X – 2007-2013+ HEMI Gen III Kit is a plug-and-play engine control system designed specifically for Chrysler Gen III HEMI engines (5.7L, 6.1L, and 6.4L, non-VVT) from 2003-2013+. It delivers advanced EFI tuning features, boost and nitrous control, and real-time fuel learning to help domestic V8 enthusiasts unlock more power and performance with ease.
Key Features
- Plug-and-play ECU for Gen III HEMI engines (2003-2013+), non-VVT only
- Includes 3.5″ touchscreen handheld with calibration wizard, tuning, and gauges
- Supports high impedance injectors with included EV1 harness
- Built-in 1bar MAP sensor plus external MAP sensor support for boosted applications
- Integrated boost control and multi-stage progressive nitrous control with safety features
- Includes Bosch LSU 4.9 wideband O2 sensors for precise air/fuel tuning
- Supports knock retard, coil-per-cylinder ignition, individual cylinder fuel corrections, and CAN-BUS
- Compact ECU design for versatile mounting options
- Free Holley EFI tuning software for laptop use and advanced tuning
- Self-tuning capable with datalogging support
Fitment
- Chrysler Gen III HEMI engines 5.7L, 6.1L, and 6.4L (2007-2013+), non-VVT only
Note: Verify engine compatibility before ordering. This kit does not support drive-by-wire throttles or low impedance injectors. Installation requires basic EFI knowledge and tuning may be needed for optimal performance.






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