So I found these guys...
https://www.ebay.com.au/itm/134805098033
Remanufactured Bosch, and they confirmed that it retains the Bosch cores, and are flow matched.
RockAuto in the US sell brand new 2008 F150 motorcraft injectors for AU$70 each, but the part number is different. I'm trying to find out if they are fundamentally the same - size, fitment, flow rate etc.