HP EFI ECU and Harness Kits 550-616N
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Features:
- Designed specifically for 1999-2004 Ford 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
About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
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