HP EFI ECU & Harness Kits 550-616
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
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, Bosch Wideband O2 sensor, MAP sensor, Coil Drivers and all necessary Harnesses
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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