Holley EFI 550-616N HP EFI ECU & Harness Kits
Holley EFI 550-616N HP EFI ECU & Harness Kits
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Holley EFI 550-616N HP EFI ECU & Harness Kits

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Key item features

  • Designed specifically for 1999-2004 Modular 2 Valve Engines
  • Plug and play with factory sensors; Crank, Cam, TPS, Coolant Temp, etc
  • Plug and play with factory actuators; Coils, Injectors, IAC
  • Connectors for Holley Fuel Pressure and Oil Pressure sensors
  • Connectors for expanded Inputs and Outputs
  • Complete plug and play kit includes HP ECU, NTK Oxygen sensor, MAP sensor, Coil Drivers and all necessary Harnesses
  • The NTK Oxygen Sensor is recommended when using leaded or methanol fuels, high exhaust and forced induction applications or for highest precision feedback
Current price is $3,399.95
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  • Free 90-day returns

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Columbus, 43215
Arrives by Thu, Apr 30
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