To find the exact piece you are missing, you should navigate to the official source:
Look for "1318- Bully: Scholarship Edition Modded" or "462- Bully Scholarship Edition" on the DODI Repacks site. Bully [DODI Repack].part5.rar
If Part 5 is reported as "corrupt" after downloading, try downloading it again from a different mirror provided on the official page, as some files may occasionally go down or become truncated during transfer. To find the exact piece you are missing,