So last night you blew one of the speakers or subwoofers in your PA Speaker. Hey, it happens. All you have to do is order the correct raw speaker from Seismic Audio and switch it out. We've got replacement raw speakers for all your PA speaker systems. From speaker drivers, subwoofers and tweeters. All sizes from 6" to 18" are available. You can also buy a more powerful raw speaker for your PA system if it's time for an upgrade.