Check out Toilet Stall-001B 3D model on CGTrader for $29. High-quality mesh by Polycube-Studios: 50900 polys, 54939 vertices. Textured.
OBJ (OBJ, filesize: 19 MB), 3DS (3D Studio, filesize: 1.45 MB), DWG (AutoCAD, filesize: 4.39 MB), FBX (Autodesk FBX, filesize: 3.33 MB), MAX (Autodesk 3ds Max, filesize: 7.29 MB), TEXTURES (Textures, filesize: 4.45 MB)