Piper PA-44-180 Seminole V19 (Polygon mesh 3D model) is available on CGTrader for $89. Original author: Dreamscape. Specs: 41133 polys, 21628 verts.
STL (Stereolithography, filesize: 683 KB), MAX (Autodesk 3ds Max, filesize: 365 KB), LWO (Lightwave, filesize: 325 KB), DXF (DXF, filesize: 705 KB), DWG (AutoCAD, filesize: 687 KB), TEXTURES (Textures, filesize: 2.47 MB), 3DM (Rhinoceros 3D, filesize: 511 KB), 3DS (3D Studio, filesize: 315 KB)