The most common failure mode for the front windshield washer nozzles is the deterioration of rubber grommets which hold the nozzles in place and also provide the final bits of hose that route washer fluid to the nozzles. New parts can be sourced from www.ecstuning.com and elsewhere if you search on the part number. The nozzles are heated, so they have electrical connections.
The stock number at ecstuning.com is ES#413592. The part number is 7D1955997. This information is readily available at the ecstuning.com web page for this item.