24 Inch Active Waterproof Subwoofer for Line Array Audio Speaker System PA System - China Line Array Speakers and Subwoofer Active price
Amazon.com: Lanzar Low Profile Marine Subwoofer System - 1000 Watt 8 Inch Slim Active Waterproof Amplified Bass Speaker - Underseat Mount Audio Sound Amplifier Box, Marine Vehicles - Lanzar AQTB8 (White) :
Amazon.com: Sound Town All-Weather 15” Waterproof Passive Line Array Subwoofer with 15” Aluminum Woofer and 4” Voice Coil, Black (ZETHUS-IP115S) : Musical Instruments
marine sub enclosure at Crutchfield
Amazon.com: Sound Town All-Weather 15” Waterproof Passive Line Array Subwoofer with 15” Aluminum Woofer and 4” Voice Coil, Black (ZETHUS-IP115S) : Musical Instruments
Pyle 6.5'' Slim Waterproof Subwoofer-150 Watts at Dual 4-Ohms Car Audio(Black) 842893142159 | eBay
JL Audio M6-10FES-Mb-S-GmTi-4 (Matte Black w/ Titanium Sport Grille) M6 Series 10" marine subwoofer in a sealed fiberglass enclosure at Crutchfield