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Main image of Dual 10" Sub Box for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab | Sealed Enclosure, Underseat Downfire, 0.63 Cu Ft per Sub, 4.5" Mounting Depth, 9" Cutout, 5/8" MDF, Bed Liner Finish

Alt view image 2 of 5 - Dual 10" Sub Box for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab | Sealed Enclosure, Underseat Downfire, 0.63 Cu Ft per Sub, 4.5" Mounting Depth, 9" Cutout, 5/8" MDF, Bed Liner Finish

Alt view image 3 of 5 - Dual 10" Sub Box for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab | Sealed Enclosure, Underseat Downfire, 0.63 Cu Ft per Sub, 4.5" Mounting Depth, 9" Cutout, 5/8" MDF, Bed Liner Finish

Alt view image 4 of 5 - Dual 10" Sub Box for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab | Sealed Enclosure, Underseat Downfire, 0.63 Cu Ft per Sub, 4.5" Mounting Depth, 9" Cutout, 5/8" MDF, Bed Liner Finish

Alt view image 5 of 5 - Dual 10" Sub Box for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab | Sealed Enclosure, Underseat Downfire, 0.63 Cu Ft per Sub, 4.5" Mounting Depth, 9" Cutout, 5/8" MDF, Bed Liner Finish

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Dual 10" Sub Box for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab | Sealed Enclosure, Underseat Downfire, 0.63 Cu Ft per Sub, 4.5" Mounting Depth, 9" Cutout, 5/8" MDF, Bed Liner Finish

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CUSTOM-FIT DESIGN: Tailored for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab, this enclosure fits neatly under the rear seat, ensuring no cargo space is sacrificed while delivering strong bass for music enthusiasts. DEEP BASS PERFORMANCE: Downfire design directs sound for rich, immersive low frequencies, perfect for rock, hip-hop, or EDM, boosting in-car audio without reducing legroom. PREMIUM CONSTRUCTION: Built with high-grade 5/8-inch MDF wood and coated with durable bed liner, this box resists wear and preserves sound quality over time. EASY INSTALLATION: Includes a 4.5-inch mounting depth and 9-inch cutout, compatible with most 10-inch subwoofers, with pre-wired terminal cups for fast setup. SPACE-SAVING AUDIO: With 0.63 cubic feet per sub, this enclosure maximizes bass output while fitting seamlessly in your truck, ideal for daily commutes or road trips

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CUSTOM-FIT DESIGN: Tailored for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab, this enclosure fits neatly under the rear seat, ensuring no cargo space is sacrificed while delivering strong bass for music enthusiasts.
DEEP BASS PERFORMANCE: Downfire design directs sound for rich, immersive low frequencies, perfect for rock, hip-hop, or EDM, boosting in-car audio without reducing legroom.
PREMIUM CONSTRUCTION: Built with high-grade 5/8-inch MDF wood and coated with durable bed liner, this box resists wear and preserves sound quality over time.
EASY INSTALLATION: Includes a 4.5 -inch mounting depth and 9-inch cutout, compatible with most 10-inch subwoofers, with pre-wired terminal cups for fast setup.
SPACE-SAVING AUDIO: With 0.63 cubic feet per sub, this enclosure maximizes bass output while fitting seamlessly in your truck, ideal for daily commutes or road trips

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
This item is covered by Myriad Mart Return Policy

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Item#: 9SIC8EAM4S7409