You don't need a download link because the file is already in your GTA V directory. Using a tool like OpenIV , you can find it at this path: Grand Theft Auto V\update\x64\dlcpacks\patchday3ng\dlc.rpf 2. Why Modders Look for patchday3ng

is missing or corrupted, the safest "download link" is through your game's official client to verify game integrity Steam Users: Right-click Grand Theft Auto V in your Library. Properties Installed Files

: Third-party download links frequently host malware or trojans disguised as legitimate game files.