Holley Dominator EFI Kit – LS2 Main Harness with EV1 Injector Harness

Holley Dominator EFI Kit – LS2 Main Harness with EV1 Injector Harness

The Holley Dominator EFI Kit – LS2 Main Harness with EV1 Injector Harness is a complete vehicle management system designed for GM LS2, LS3, and LS7 engines. It provides advanced control over fuel, spark, boost, nitrous, and transmission functions, making it ideal for street and racing applications where high performance and customization are required.

Key Features

• Self-tuning fuel table strategy simplifies tuning and improves drivability
• Integrated dual wideband O2 sensor control for both engine banks
• Full boost control and water/methanol injection management
• Supports multi-stage, progressive, dry and wet nitrous control
• Individual cylinder fuel and ignition timing control unlock engine potential
• CAN-BUS support and data logging with 4 GB internal memory
• Integrated transmission control for GM 4L60E and 4L80E transmissions
• Compatible with drive-by-wire throttle bodies from GM, Ford, Chrysler, and Nissan
• Robust sealed automotive connectors and fully potted ECU for engine compartment mounting
• Includes Dominator ECU, USB cable, ECU power harness, engine main harness, EV1 injector harness, Bosch wideband sensor, and mounting hardware

Fitment

• GM LS2, LS3, and LS7 engines

Note: This system is intended for non-emissions street and racing use. Verify compatibility with your vehicle and supporting components before ordering. Fuel injectors, fuel pump, fuel filter, throttle position sensor, and intake manifold are not included. Professional installation and tuning are recommended to maximize performance and reliability.