We do not condone piracy of any kind. Asking for, providing or discussing illegal download links is not allowed in our communities.
Purchasing legitimate game copies, through the PlayStation Store or through acquiring game discs, and using those copies with RPCS3 is the best way to ensure you will have a clean copy that will work with the emulator. You can use your legal copies with RPCS3 by following the instructions in our Quickstart guide.