Many remix versions are uploaded on YouTube. You can stream it there, and if the uploader allows it, some YouTube-to-MP3 tools exist (though I don’t recommend using them due to copyright violations).
Stream Dj Innocent - Mocha Kotta Palaghi Remix by DJ Innocent | Listen online for free on SoundCloud. SoundCloud DJ Innocent mocha kotta pallalagi remix mp3 song download masstamilan