Drain Tubes. Two of them mount in the two holes in the front trunk. There is a vintage photo of a late 1975 914 with the headlight washer jets that shows it and it was on both of my LE cars. I know I have seen them on local concours cars too. PN 91102561200 Still available from most parts houses and not expensive.
Not listed in any 914 parts book, but known installed on original 914s. Bruce Napier helped find this part after some serious head scratching. I cannot recall where I found the PN. Its actually a common part for 911s and 356s. Included is how PP and Stoddards lists it.