Holley EFI - 558-405
Holley EFI Transmission Control Harness - GM 4L60 (Pre-2009) and 4L80
Fuel Injection Wire Harness; 4L60/80E Transmission Harness; w/J4 Connector For Dominator EFI;
Expanding our transmission control options for our EFI systems, this harness provides plug and play for Pre-2009 GM 4L60 and 4L80 transmissions using a Dominator. This also contains a J4 connector to operate GM electronic transmissions.
- Plug and play fully terminated harness
- Made for Dominator
- Connectors and unterminated wires for easy installation
- J4 connector for electronic transmission