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The Rockford Fosgate M2D4-10I-G2 is made for audio enthusiasts who want serious bass in environments that would destroy ordinary gear. Engineered for marine and powersports punishment, it is tested to ASTM B117 salt fog and ASTM G154 UV exposure standards, so it keeps performing through corrosion, moisture, and relentless sun. With stainless steel marine hardware and sealed construction, it holds together even when everything around it is constantly under stress. This is the kind of durability that lets you enjoy big bass without worrying about where you install it.
This subwoofer gives you smart wiring flexibility with its selectable dual-impedance system. You can switch between 2 ohm and 8 ohm configurations by internally reconfiguring the dual 4 ohm voice coils in series or parallel, making system matching simple and efficient. With 400W RMS and up to 1600W peak power handling, it is built to take serious power without losing control. Klippel-optimized engineering further refines the motor and suspension design, helping reduce distortion while keeping output tight and consistent even at high volume levels.


The M2D4-10I-G2 is designed for infinite-baffle setups, giving you deep, accurate bass without needing a sealed enclosure, which makes installation much more flexible in boats and off-road builds. The VAST surround design increases effective cone area for stronger low-end response while keeping the structure compact and efficient. On top of that, built-in RGB grille lighting adds a customizable glow that syncs with Rockford Fosgate controllers for a full visual experience. Add sealed marine-grade connectors and a dual-grille protection system, and you get a sub that blends performance, durability, and style in one clean package.
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