: The term "high quality" can be subjective and depends on what you're downloading. If it's a video, high quality might mean HD or 4K resolution. However, without verifying the source, it's hard to ensure the file isn't corrupted or isn't as described.
The naming convention for these split files varies depending on the software used. Your search for part17z is a near-perfect match for the naming scheme used by , a popular, free, and open-source file archiver. download devilnevernot part17z 15399 mb high quality
When dealing with very large files, like the ~15.4 GB file mentioned, taking precautions is essential. : The term "high quality" can be subjective