Kulwia is a Horde trade goods vendor located in Sun Rock Retreat in Stonetalon Mountains.
She sells these two Enchanting recipes:
These are limited supply recipes. If someone bought them before you, then you have to wait for them to respawn. I'm not sure about the exact respawn timer, but it's between 30-50 min.
In-game Picture
Location in Stonetalon Mountains
She is standing near the flight master. (45.4, 59.4)
TomTom command:
/way Stonetalon Mountains 45.4 59.4 Kulwia