$25 Neoplan Tourliner SHD C Low-poly 3D model by DUST. Available on CGTrader with 10434 polys and 5361 vertices. Check it out on CGHub.
OBJ (OBJ, filesize: 608 KB), MAX (Autodesk 3ds Max, filesize: 54.7 MB), FBX (Autodesk FBX, filesize: 344 KB), 3DS (3D Studio, filesize: 135 KB)