If you downloaded subtitles for a DVD rip but you have a Blu-ray file, use the "Subtitle Sync" tool on SubtitleTools.com to adjust the timings by +/- 25 seconds.
Here are some tips and tricks to keep in mind when downloading Lost Season 3 subtitles in English: lost season 3 subtitles english download
If you downloaded a high-compression YIFY (YTS) torrent of Lost Season 3 , their in-house subtitle team produced exceptionally clean English .srt files. You can find these bundled on most YTS aggregate sites. If you downloaded subtitles for a DVD rip