We are an Ground Shaker authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

With a precise 9 1/4" cutout diameter and 4 1/2" mounting depth, this subwoofer enclosure fits seamlessly behind your rear seat for a clean, factory-style installation. Its 1.12 ft³ air volume delivers rich, deep bass that fills your cabin with powerful sound. Weighing just 28 lbs, it’s easy to handle while built to provide maximum performance and durability.
Measuring 14" in height and 51 1/4" in length, this enclosure is perfectly sized to fit behind your rear seat without compromising cabin space. The tapered design, with a top depth of 3 5/8" and bottom depth of 6 1/4", optimizes airflow for deeper, more powerful bass. It’s a perfect balance of form and function, delivering premium sound while looking great in your truck.


Crafted from 5/8" high-quality MDF wood, this enclosure is strong and durable, built to handle powerful bass with ease. Its carpeted trunk liner finish and airtight Titebond silicone seal protect your investment while enhancing sound clarity. With high-quality wood glue construction and dual binding post terminals, it ensures a secure, reliable connection for consistent, premium audio performance.
Specifications
Cutout Diameter: 9 1/4"
Air Volume: 1.12 ft³
Weight: 28 lbs
Mounting Depth: 4 1/2"
Dimensions
Height: 14"
Length: 51 1/4"
Top Depth: 3 5/8"
Bottom Depth: 6 1/4"
Construction
5/8" high-quality MDF wood
Carpeted with durable trunk liner finish
Sealed with high-quality Titebond silicone
Glued with high-quality Titebond wood glue
Dual binding post terminals
Installation
Fits behind rear seat
Forward-firing design
Some trucks require back wall removal for installation