Here is the critical pivot. The phrase "Coheed and Cambria complete discography extra quality download" often implies illegal torrenting. However, torrents are plagued with malware, fake FLACs (MP3s converted to FLAC), and incomplete tracklists.
To build your library legally and ethically at the highest quality: Here is the critical pivot
Qobuz offers 24-bit up to 192kHz. You can buy each album individually or subscribe to their Sublime plan for discounts. They have the complete Coheed catalog, including the EPs. torrents are plagued with malware
A reliable source for standard 16-bit FLAC at reasonable prices. fake FLACs (MP3s converted to FLAC)