Holley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector Harness

Holley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector Harness

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Key item features

  • Dominator EFI base kits come in several product variations to fit most popular domestic V8 engine applications such as; LS, SBC/BBC, SBF, BBF, and Chrysler engines
  • Kits include the following: Dominator ECU, USB cable, ECU Power Harness, Engine Main Harness, EV1 Injector Harness, Bosch Wideband, ECU mounting hardware
  • Integrated electronic transmission control - Operates GM 4L60E and 4L80E transmissions, Ford AODE and 4R70W with more to come in the future
  • Integrated drive by wire throttle body control - Can control two drive by wire throttle bodies. Compatible with a number of DBW throttle bodies including GM, Chrysler, Ford, and Nissan
  • Integrated dual channel wide band oxygen sensor controls – For monitoring both engine banks (NTK or Bosch sensors)
  • Extensive amount of inputs and outputs allow for limitless combination of options. Allows for unit to be used as a complete data acquisition system as well
  • Individual cylinder fuel and spark control allows you to unlock your engine’s potential
  • 1-7 Bar MAP sensor capability – For naturally aspirated or boosted applications
  • Fuel Map and Learn Function Smoothing – Helps to smooth rough areas of the maps
  • Self-tuning fuel table strategy greatly simplifies tuning process – The more you drive it, the more it learns
  • “Quick Start” strategies – For faster engine starting
  • Allows for use of common OEM sensors as well as custom sensor calibration input
  • Two channel knock control sensor inputs for both one or two wire knock sensors
  • Store and select between four calibrations with Multi Map Selector (Part Number 558-407)
  • HARDWARE
  • ECU is fully potted and can be mounted in the engine compartment or interior – See images for dimensions
  • Sealed automotive and marine grade connectors
  • Optional Digital Displays - 7" Digital Dash (PN 553-106) / 3.5" Touch Screen LCD (PN 553-108)
  • 12.3" Pro Dash (PN 553-111) and 7" Race Dash (PN 553-106) features full gauge layout customization, and nearly limitless tuning options.
  • DATA VISUALIZATION TOOLS
Current price is $3,499.95
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Holley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector Harness
Holley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector Harness
current price $3,499.95
Holley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector Harness
Holley EFI 550-654 Dominator EFI Kit - Universal COP Main and Sub Harness with EV1 Injector Harness
Holley EFI 550-654 Dominator EFI Kit - Universal COP Main and Sub Harness with EV1 Injector Harness
current price $3,349.95
Holley EFI 550-654 Dominator EFI Kit - Universal COP Main and Sub Harness with EV1 Injector Harness
Holley EFI 550-653 Dominator EFI Kit - Main Harness with EV1 Injector Harness
Holley EFI 550-653 Dominator EFI Kit - Main Harness with EV1 Injector Harness
current price $3,149.95
Holley EFI 550-653 Dominator EFI Kit - Main Harness with EV1 Injector Harness
Holley EFI 550-658 Dominator EFI Kit - LS2 Main Harness with Trans Control and EV1 Injector Harness
Holley EFI 550-658 Dominator EFI Kit - LS2 Main Harness with Trans Control and EV1 Injector Harness
current price $3,449.95
Holley EFI 550-658 Dominator EFI Kit - LS2 Main Harness with Trans Control and EV1 Injector Harness
Holley EFI 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector Harness
Holley EFI 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector Harness
current price $3,149.95
Holley EFI 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector Harness
Holley EFI 550-659 Dominator EFI Kit - LS2 Main Harness with DBW and EV1 Injector Harness
Holley EFI 550-659 Dominator EFI Kit - LS2 Main Harness with DBW and EV1 Injector Harness
current price $3,449.95
Holley EFI 550-659 Dominator EFI Kit - LS2 Main Harness with DBW and EV1 Injector Harness
Dominator EFI Kit - Ford - COP Main Harness
Dominator EFI Kit - Ford - COP Main Harness
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Dominator EFI Kit - Ford - COP Main Harness
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Dominator EFI Kit - LS2 Main Harness with EV1 Injector Harness
Dominator EFI Kit - LS2 Main Harness with EV1 Injector Harness
current price $3,149.95
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Comparison Chart:
Vehicle makeGMHolley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector HarnessChevroletHolley EFI 550-654 Dominator EFI Kit - Universal COP Main and Sub Harness with EV1 Injector HarnessFordHolley EFI 550-653 Dominator EFI Kit - Main Harness with EV1 Injector HarnessGMHolley EFI 550-658 Dominator EFI Kit - LS2 Main Harness with Trans Control and EV1 Injector HarnessGMHolley EFI 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector HarnessGMHolley EFI 550-659 Dominator EFI Kit - LS2 Main Harness with DBW and EV1 Injector HarnessFordDominator EFI Kit - Ford - COP Main HarnessFordHolley EFI 550-619N Engine Control ModuleFordHolley EFI 554-145 Ignition Performance ModuleGMDominator EFI Kit - LS2 Main Harness with EV1 Injector Harness
Vehicle modelLS1Holley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector Harness-Holley EFI 550-654 Dominator EFI Kit - Universal COP Main and Sub Harness with EV1 Injector Harness-Holley EFI 550-653 Dominator EFI Kit - Main Harness with EV1 Injector HarnessLS2Holley EFI 550-658 Dominator EFI Kit - LS2 Main Harness with Trans Control and EV1 Injector HarnessLS1Holley EFI 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector HarnessLSHolley EFI 550-659 Dominator EFI Kit - LS2 Main Harness with DBW and EV1 Injector Harness-Dominator EFI Kit - Ford - COP Main HarnessF150, MUSTANGHolley EFI 550-619N Engine Control Module554145Holley EFI 554-145 Ignition Performance ModuleLSDominator EFI Kit - LS2 Main Harness with EV1 Injector Harness
Vehicle fitment typeSpecificHolley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector HarnessSpecificHolley EFI 550-654 Dominator EFI Kit - Universal COP Main and Sub Harness with EV1 Injector HarnessUniversalHolley EFI 550-653 Dominator EFI Kit - Main Harness with EV1 Injector HarnessUniversalHolley EFI 550-658 Dominator EFI Kit - LS2 Main Harness with Trans Control and EV1 Injector HarnessUniversalHolley EFI 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector HarnessUniversalHolley EFI 550-659 Dominator EFI Kit - LS2 Main Harness with DBW and EV1 Injector HarnessUniversalDominator EFI Kit - Ford - COP Main HarnessSpecificHolley EFI 550-619N Engine Control ModuleSpecificHolley EFI 554-145 Ignition Performance ModuleUniversalDominator EFI Kit - LS2 Main Harness with EV1 Injector Harness
Vehicle typeCarHolley EFI 550-657 Dominator EFI Kit - LS1 Main Harness with Trans Control, DBW, and EV1 Injector HarnessCarHolley EFI 550-654 Dominator EFI Kit - Universal COP Main and Sub Harness with EV1 Injector HarnessMotor VehicleHolley EFI 550-653 Dominator EFI Kit - Main Harness with EV1 Injector HarnessCarHolley EFI 550-658 Dominator EFI Kit - LS2 Main Harness with Trans Control and EV1 Injector HarnessCarHolley EFI 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector HarnessCarHolley EFI 550-659 Dominator EFI Kit - LS2 Main Harness with DBW and EV1 Injector HarnessMotor VehicleDominator EFI Kit - Ford - COP Main HarnessCarHolley EFI 550-619N Engine Control ModuleCarHolley EFI 554-145 Ignition Performance ModuleMotor VehicleDominator EFI Kit - LS2 Main Harness with EV1 Injector Harness
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