Ford 4 pin / 6 pin square MAF connector plug pigtail. Used to fit 70mm AU Falcon and 90mm Lightning MAF to EA, EB, ED, EF, or EL Falcon. Can also be used to fit a large diameter Ford MAF to any other vehicle.
Comes with wires ready to patch into your loom, just ignore the two white wires for 4 pin applications.
See the 4 & 6 Pin MAF connector pinout for wiring details.