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Main image of REC22 Dual 12" Sub Enclosure Box for 2014-Up GMC/Chevy Crew Cab | Fits Sierra/Silverado, Underseat Downfire, Bed Liner Finish, MDF Construction, 4.5" Mounting Depth, 0.63 Cu Ft per Sub

Alt view image 2 of 5 - REC22 Dual 12" Sub Enclosure Box for 2014-Up GMC/Chevy Crew Cab | Fits Sierra/Silverado, Underseat Downfire, Bed Liner Finish, MDF Construction, 4.5" Mounting Depth, 0.63 Cu Ft per Sub

Alt view image 3 of 5 - REC22 Dual 12" Sub Enclosure Box for 2014-Up GMC/Chevy Crew Cab | Fits Sierra/Silverado, Underseat Downfire, Bed Liner Finish, MDF Construction, 4.5" Mounting Depth, 0.63 Cu Ft per Sub

Alt view image 4 of 5 - REC22 Dual 12" Sub Enclosure Box for 2014-Up GMC/Chevy Crew Cab | Fits Sierra/Silverado, Underseat Downfire, Bed Liner Finish, MDF Construction, 4.5" Mounting Depth, 0.63 Cu Ft per Sub

Alt view image 5 of 5 - REC22 Dual 12" Sub Enclosure Box for 2014-Up GMC/Chevy Crew Cab | Fits Sierra/Silverado, Underseat Downfire, Bed Liner Finish, MDF Construction, 4.5" Mounting Depth, 0.63 Cu Ft per Sub

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REC22 Dual 12" Sub Enclosure Box for 2014-Up GMC/Chevy Crew Cab | Fits Sierra/Silverado, Underseat Downfire, Bed Liner Finish, MDF Construction, 4.5" Mounting Depth, 0.63 Cu Ft per Sub

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CUSTOM-FIT DESIGN: Engineered for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab, this enclosure fits neatly under the rear seat. Not compatible with Double Cab models. POWERFUL BASS OUTPUT: Underseat downfire design with 0.63 cubic feet per sub delivers strong, deep bass that improves your truck's audio system. DURABLE BUILD: Constructed from high-grade 5/8" MDF wood, this enclosure features a tough bed liner coating for lasting performance and resistance to wear. EASY INSTALLATION: With a 4.5" mounting depth and 11" hole size, this enclosure supports most 12" subwoofers, making installation straightforward. SPACE-SAVING SOLUTION: Compact design preserves cabin comfort and legroom, delivering high-quality sound without sacrificing usable space

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CUSTOM-FIT DESIGN: Engineered for 2014-Up GMC/Chevy Sierra/Silverado Crew Cab, this enclosure fits neatly under the rear seat. Not compatible with Double Cab models.
POWERFUL BASS OUTPUT: Underseat downfire design with 0.63 cubic feet per sub delivers strong, deep bass that improves your truck's audio system.
DURABLE BUILD: Constructed from high-grade 5/8" MDF wood, this enclosure features a tough bed liner coating for lasting performance and resistance to wear.
EASY INSTALLATION: With a 4.5" mounting depth and 11" hole size, this enclosure supports most 12" subwoofers, making installation straightforward.
SPACE-SAVING SOLUTION: Compact design preserves cabin comfort and legroom, delivering high-quality sound without sacrificing usable space

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#: 9SIC8EAM4S7511