What is This ?

Salty Soul Jeep Shirt

Chasing down some issues with my new to me 1999 TJ 2.5l 5 speed. I found this leaking oil, and don’t know what it is. Can someone tell me what it is, and if there is an o ring or seal behind it that is bad causing the leak ?

Looks like the picture turned on me !! Its on the drivers side, top of the bell housing i believe

Salty Soul Jeep Shirts

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