Out with the old HSU ULS-MK2 and in with the new dual Dayton Audio Ultimax UM18-22! - Imgur
Parts Express - NOW WE'RE TALKIN! Dayton Audio's Ultimax Series DVC #subwoofers are purpose-built to move tons of air and create clean, articulate, fast bass. Experience the apex of subwoofer design! What
The Dayton Audio UM18-22 is back in stock. Order this subwoofer today at SoundImports! 🔊 Order yours on https://www.soundimports.eu/um18-22.html | By SoundImports | Facebook
125db Bass Test! Dayton UM18-22 Full Marty GSG Enclosure - 3 Kinds of Bass! - YouTube
4 x Sealed Dayton Audio Ultimax UM18-22 18" (Build Thread) | AVS Forum