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/LS6 engines with 24x crank reluctor and drive-by-wire throttle bodies. It delivers advanced tuning features and real-time fuel learning in a compact, budget-friendly package for enthusiasts seeking precise engine control and performance upgrades.

Key Features

• Real-time fuel map learning for easier tuning
• High impedance injector drivers supporting stock LS and Holley EFI injectors
• Integrated 1 bar MAP sensor ideal for naturally aspirated or nitrous setups
• 4 programmable inputs and 4 outputs for accessories like fans, boost and nitrous control
• Supports boost control with multiple modes and safeties
• Wet and dry nitrous control with progressive and multi-stage options
• Includes 3.5″ touchscreen handheld with calibration wizard and data logging
• Compact ECU with diagnostic LEDs and plug-and-play compatibility with Holley EFI accessories
• Supports E85 fuel, knock retard, coil-per-cylinder ignition, and CAN-BUS integration

Fitment

• GM LS1 and LS6 engines with 24x crank reluctor
• Drive-by-wire throttle body equipped vehicles

Note: Verify compatibility with your specific LS engine and injector type before ordering. Installation requires basic EFI wiring knowledge and tuning software usage. Pedal assembly (Holley P/N 10379038) recommended but sold separately.