Hi Techz99,
Here is the part info for C17:
CAP CERAMIC 8.0PF 50V NP0 0805 YAGEO CC0805DRNPO9BN8R0 Digikey 311-1097-1-ND
It would probably be difficult and ugly to replace with a through hole part. Anyone with good soldering skills should be able to replace it.
Good luck
Regards