Instead of searching for a direct download link on a blog (which often expires or leads to broken links), you should use dedicated subtitle repositories. These are safer, community-driven, and offer better quality.
Polladhavan is a 2007 Tamil-language action film directed by Prabu Deva and produced by Arivazhagan and S. A. Hussain. The film stars Prithviraj, Pooja Chopra, and Raghu Kunche. polladhavan subtitles download link