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The JL Audio M6-8IB-S-GmTi-4 is a top-of-the-line marine subwoofer, specially crafted to provide outstanding low-frequency performance in marine and boating applications. As part of the renowned M6 series, this 8-inch subwoofer is engineered to deliver exceptional sound quality and durability even in challenging marine environments. Built with marine-grade materials, the M6-8IB-S-GmTi-4 is designed to withstand the harsh conditions of the sea, including exposure to saltwater, UV rays, and humidity.
Its cone is constructed from injection-molded mica-filled polypropylene, offering both rigidity and reduced distortion for clean, powerful bass output. The subwoofer's motor structure is treated with a marine-grade coating, preventing corrosion and ensuring long-lasting performance. Additionally, the speaker terminals are corrosion-resistant, further enhancing its reliability in marine applications.


With a 4-ohm impedance rating, this subwoofer is compatible with a wide range of marine audio setups. Its high power handling capability allows it to handle significant amplification, resulting in deep and impactful bass reproduction. The M6-8IB-S-GmTi-4 is designed for infinite-baffle installations, meaning it can be mounted directly onto the boat's hull without requiring a separate enclosure.
This design simplifies installation and saves valuable space on board. The JL Audio M6-8IB-S-GmTi-4 marine subwoofer offers premium build quality, marine-grade durability, and powerful bass performance, making it an excellent choice for marine enthusiasts seeking an exceptional audio experience on their boats.

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hits hard. currently using a JL mono amp and they perfectly pair with each other. it's loud as well.