Check out AUDI A4 2009 AVANT LOWPOLY Low-poly 3D model on CGTrader for $23. High-quality mesh by KG-DESIGN: 12831 polys, 13563 vertices.
MA (Autodesk Maya, filesize: 2.2 MB), BLEND (Blender, filesize: 3.54 MB), OBJ (OBJ, filesize: 3.18 MB), FBX (Autodesk FBX, filesize: 888 KB), DXF (DXF, filesize: 9.29 MB), STL (Stereolithography, filesize: 1.14 MB), DWG (AutoCAD, filesize: 1.21 MB)