[WIREABLE DUAL VOICE COILS – FLEXIBLE SYSTEM MATCHING] MSW-104 offers dual 4-ohm voice coils, which let you wire series or parallel depending on your amplifier and enclosure setup—ideal for marine, off-road, and powersports builds. Installation is simplified, and system tuning becomes more versatile.The Soundstream MSW-104 10″ Subwoofer brings full-scale bass to marine and off-road audio systems without sacrificing durability. Whether you’re powering your boat, UTV, or outdoor sound rig, the MSW-104 thrives in harsh environments while delivering deep, room-filling low frequencies that standard subwoofers struggle to reproduce.

Designed for boats, UTVs, ATVs, and outdoor entertainment systems, the MSW-104 offers flexible wiring, rugged build, and deep bass in a compact footprint. The injection-molded Centrex® frame, UV-resistant polymer material, and sealed internal components are engineered to output high performance in extreme outdoor conditions.

• [MARINE-GRADE CONSTRUCTION – BUILT FOR THE ELEMENTS] The MSW-104 uses an injection-molded Centrex® 814 UV-resistant polymer frame, sealed electromagnetic components, and thermally tolerant materials to survive moisture, salt spray, sun exposure, and vibration.  The matching gloss white and gloss black grills with anodized aluminum mesh provide style and protection without compromising durability. 
• [POWERFUL BASS OUTPUT – DEEP LOW FREQUENCIES] With a 10″ diameter cone and 600 watt dynamic rating, the MSW-104 delivers substantial bass impact that turns ambient sound into immersive low-end. The dual 4-ohm voice coil design offers flexible wiring for maximum output or combined impedance setups.
• [HIGH-EXCURSION SURROUND – ACCURATE CONE MOVEMENT] The heavy-duty rubber surround and reinforced suspension allow the cone to move with precision, producing cleaner bass with less distortion even at high output levels. The thermoformed rubber gaskets resist UV and weathering for extended outdoor life. 
• [WIREABLE DUAL VOICE COILS – FLEXIBLE SYSTEM MATCHING] MSW-104 offers dual 4-ohm voice coils, which let you wire series or parallel depending on your amplifier and enclosure setup—ideal for marine, off-road, and powersports builds. Installation is simplified, and system tuning becomes more versatile.
• [VERSATILE MOUNTING OPTIONS – FOR BOAT, UTV, OUTDOOR USE] Whether mounting in an enclosed boat subbox, a UTV compartment, or behind side panels on an outdoor rig, the MSW-104’s design supports flexible installation. The included hardware and sealed construction make it fit for wet environments and rugged use.

Ideal For:

• Marine audio systems on boats need deep bass and weatherproof components
• UTV, ATV, or off-road vehicles seeking serious low-end with rugged build quality
• Outdoor sound systems that face moisture, sun, and open-air conditions
• Subwoofer builds where dual voice coil flexibility is required for amplifier matching
• Car audio upgrades that crossover into marine/off-road use and demand reliable bass

With its combination of marine-rated materials, high output, and flexible wiring, the Soundstream MSW-104 delivers the deep, controlled bass your outdoor or powersports audio system demands. Built for the elements and tuned for performance, it sits at the intersection of durability and audio excellence—turning any environment into a powerful low-end experience.