Check out 2016 Peterbilt 579 3D model on CGTrader for $149. High-quality mesh by hkv-studios: 252908 polys, 274994 vertices. Textured, UV Mapped.
MAX (Autodesk 3ds Max, filesize: 101 MB), OBJ (OBJ, filesize: 246 MB), FBX (Autodesk FBX, filesize: 270 MB), MAX (Autodesk 3ds Max, filesize: 101 MB), C4D (Cinema 4D, filesize: 21.9 MB), MA (Autodesk Maya, filesize: 56.1 MB), JPG (JPG, filesize: 829 MB), 3DS (3D Studio, filesize: 134 MB)