HOLLEY DOMINATOR EFI KIT - LS2 Main Harness W/ DBW With EV1 Injector Harnesses

HOLLEY Holley
SKU #HLY-550-659
HOLLEY DOMINATOR EFI KIT - LS2 Main Harness W/ DBW With EV1 Injector Harnesses
SKU HLY-550-659
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HOLLEY DOMINATOR EFI KIT - LS2 Main Harness W/ DBW With EV1 Injector Harnesses

The HOLLEY DOMINATOR EFI KIT - LS2 Main Harness W/ DBW With EV1 Injector Harnesses is a comprehensive vehicle management system designed for non-emissions street and racing LS2 engines. It features integrated control for fuel, spark, transmission, drive-by-wire throttle bodies, and supports advanced tuning and data acquisition, enabling you to unlock your engine’s full performance potential.

Key Features

  • Includes Dominator ECU, USB cable, ECU power harness, LS2 engine main harness, EV1 injector harness, Bosch wideband O2 sensor, and ECU mounting hardware
  • Integrated electronic transmission control for GM 4L60E and 4L80E transmissions
  • Drive-by-wire throttle body control compatible with GM, Chrysler, Ford, and Nissan DBW throttle bodies
  • Dual channel wideband oxygen sensor control for both engine banks
  • Extensive inputs and outputs support advanced tuning, data logging, and control of power adders like nitrous and turbochargers
  • Individual cylinder fuel and spark control with self-tuning fuel table strategy
  • Supports 1-7 Bar MAP sensor for naturally aspirated and boosted applications
  • Fully potted ECU with sealed automotive-grade connectors suitable for engine compartment or interior mounting

Fitment

  • Designed specifically for LS2 engines
  • Compatible with GM 4L60E and 4L80E transmissions

Note: Verify all fitment and compatibility before ordering. Installation requires professional tuning and may need additional components depending on your setup.

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