Genuine OEM Volkswagen Air Compressor, part number 7P0012617B. This component compresses air for various vehicle systems, such as air suspension or tire inflation. It is located in the trunk assembly, identified as part 5 on the diagram. The compressor measures 0.147 meters in length, 0.137 meters in width, and 0.06 meters in height. Genuine OEM parts ensure precise calibration and reliable operation for critical systems.