Holley Transmission Harness

SKU: 558-40X Categories: ,


For Dominator EFI – GM or Ford


558-405: This is a complete terminated harness with a J4 connector to operate General Motors electronic transmissions when used with a Holley Dominator EFI system.

558-470: Complete terminated harness with J4 connector to operate 1998+ Ford electronic transmissions, for Dominator EFI only.

Additional information


GM 4L60/80E 558-405, Ford 4R70W/4R75W 558-470


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