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Main image of Dual 12" Sub Box Fits 2014-2018 GMC Sierra Double Cab Subwoofer Enclosure | Vehicle-specific woofer housing, room for 2 twelve-inch drivers, made for late-model trucks

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Dual 12" Sub Box Fits 2014-2018 GMC Sierra Double Cab Subwoofer Enclosure | Vehicle-specific woofer housing, room for 2 twelve-inch drivers, made for late-model trucks

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EXCELLENT BUILD: Constructed with premium materials, this subwoofer enclosure features sturdy construction to handle the rigors of road use, providing lasting durability and dependable performance. ENHANCED BASS RESPONSE: This subwoofer box is designed to produce improved bass response, adding depth and richness to your audio while maintaining clear sound. DUAL 12" SUBWOOFER SETUP: Achieve powerful bass with the ability to accommodate two 12-inch subwoofers, delivering an immersive and dynamic soundstage within a custom enclosure. DIMENSIONS: 56 x 15 x 10 inches ADDITIONAL ITEM SPECS: Mounting Depth of 5.25" making it suitable for the majority of 12-inch subwoofers and a total Air Space of 0.55 Cubic Feet for enhanced output

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EXCELLENT BUILD: Constructed with premium materials, this subwoofer enclosure features sturdy construction to handle the rigors of road use, providing lasting durability and dependable performance.
ENHANCED BASS RESPONSE: This subwoofer box is designed to produce improved bass response, adding depth and richness to your audio while maintaining clear sound.
DUAL 12" SUBWOOFER SETUP: Achieve powerful bass with the ability to accommodate two 12-inch subwoofers, delivering an immersive and dynamic soundstage within a custom enclosure.
DIMENSIONS: 56 x 15 x 10 inches
ADDITIONAL ITEM SPECS: Mounting Depth of 5.25" making it suitable for the majority of 12-inch subwoofers and a total Air Space of 0.55 Cubic Feet for enhanced output

Additional Information
First Listed on Newegg	August 17, 2026

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Return for refund within: 30 days
Return for replacement within: 30 days
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Item#: 9SIC8EAM4S1416