Holley EFI Terminator X Max – LS1/LS6

Holley EFI Terminator X Max – LS1/LS6

The Holley EFI Terminator X Max – LS1/LS6 is a complete standalone EFI system designed for GM LS1 and LS6 engines with 24x crank reluctor and EV6 injectors. It provides precise fuel and ignition control, self-learning fuel strategies, and integrated transmission management for 4L60E/4L80E automatics, delivering a race-proven tuning platform that’s easy to install and use.

Key Features

• Real-time fuel map learning for quick and accurate tuning
• High impedance injector drivers supporting stock LS and Holley injectors
• Integrated Bosch LSU 4.9 wideband O2 sensor for precise AFR control
• On-board 1 bar MAP sensor ideal for naturally aspirated or nitrous setups
• 4 programmable inputs and 4 outputs for accessories, boost, and nitrous control
• Advanced boost and nitrous control with multiple safety features
• Includes 3.5″ touchscreen handheld with calibration wizard and data logging
• Compact ECU with diagnostic LEDs and plug-and-play harnesses for engine and transmission
• Supports CAN-BUS, E85, knock retard, and coil-per-cylinder ignition

Fitment

• GM LS1 and LS6 engines with 24x crank reluctor and EV6 injectors
• 4L60E and 4L80E automatic transmissions

Note: Verify compatibility with your specific LS engine and transmission before ordering. Installation requires basic EFI wiring knowledge. Tuning software and handheld included for full user control. Supports forced induction and nitrous but may require additional sensors or components for advanced setups.