For complete workflow compatibility, we recommend downloading the Original format.The viewer version is intended only for use in the web viewer. In the original file, the following are fully preserved:✔ original scene hierarchy✔ all materials without simplification✔ accurate texture maps✔ proper object namingIf you intend to use the asset in a production environment, download the original version.The M4 Competition from BMW but modified. Carbon fiber body PBR materials some black procedural materials mirrors wing and door handles from my M8 model tyres from Blenderkit. Please Rate!