Holley EFI 558-448 - J1A/J1B ECU Connector Kit

If you already have your own wire and simply need the connectors and pins, we have you covered with our new ECU connector and pins kit, allowing you to fully terminate your own custom main harnesses! Pre-Terminated J1A and J1B Tyco Superseal Connectors 60x - 20-22ga pre-terminated wires 20x - 16-18ga pre-terminated wires 30 cavity plugs