While working on my car I some how broke a nipple off on the back of the throttle body. do I need to fix this or can I just plug this. What exactly does this part do? One hose just plugs back into the upper intake, the other routes under to the other side oF the body.
http://i9.photobucket.com/albums/a77...pseakth5sc.jpg

 

Mods please delete this duplicate. I was posting this via my phone and didn't relize the first one posted