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Ford 4R70W/4R75W Transmission Control Harness

Ford 4R70W/4R75W Transmission Control Harness (98+)

PART# 558-470

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Ford 4R70W/4R75W Transmission Harness - Complete terminated harness with j4 connector to operate 1998+ Ford electronic transmissions, for Dominator EFI and Terminator X Max only!


  • Plug and play fully terminated harness
  • Extra pressure transducer connector for optional Line pressure sensor (554-136)


BrandHolley EFI
Emission Code5
Harness ApplicationFord
Harness TypeTransmission
Product TypeHarness Kit
Part Number558-470



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

Requires software version 4.0 build 32 or higher and ECU firmware 4.0 build 110 or higher ***Dominator ECU Required P/N 554-114*** All 10 pins are terminated at the transmission connector. Not all of these pins are utilized however, there is no need to remove them prior to installation.
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