there isn't a part number on the part just has RAY then below that made in Germany then below that >POM C< 5. the invoice has the correct part number U7M0 919 376
found a part number on it can make out 5 of the six digits(955-98), after a quick search on google says its a spry nozzle, parts guy must have picked up the wrong bit looks like ill have to pop to audi tomorrow