Holley 99-04 Ford Modular 2 Valve HP EFI ECU & HARNESS KITS

$2,282.95 $2,054.95

Complete 99-04 2 Valve Ford Modular Engine Plug and Play Kit – Jetronic “Bosch Style” injector harness – Includes NTK Oxygen Sensor

SKU: 550-616N Categories: , ,


Looking for a plug and play kit for your Ford Modular engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more! Is your cam too wild for a MAF? Power adders? You name it, and Holley EFI can handle it.


  • 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


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Parts Information

Make Model Year
Ford Mustang GT 1999
Ford Mustang GT 2000
Ford Mustang GT 2001
Ford Mustang GT 2002
Ford Mustang GT 2003
Ford Mustang GT 2004