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Ground Shaker  GS-FLGM48B New

Black 10" Quad Sealed Enclosure for 2019-2026 GMC Sierra Double & Crew-Cab (under rear seat)

Item #99025

Condition:   Brand New

Product Highlights

  • 10" Quad Sealed Enclosure
  • Black Finish
  • 2019–2026 GMC Sierra
  • Double & Crew-Cab
  • Under Rear Seat Install

  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.

$330.00

Reg. Price $430.00  Save $100.00
  Free 2-Years Warranty Included!

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Ground Shaker GS-FLGM48B Black 10" Quad Sealed Enclosure for 2019-2026 GMC Sierra Double & Crew-Cab (under rear seat)

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!

What's Inside?
  • • 8" Quad Sealed Enclosure
  • • Owner's Manual
Alpine_PWE-S8
Under-Seat Forward-Firing Subwoofer Enclosure

 

Constructed from 5/8" high-quality MDF, this enclosure delivers durable, rigid performance for clean and accurate bass. Finished in rugged trunk-liner carpet, it protects the box while providing a sleek, factory-style appearance. An airtight Titebond silicone seal maintains proper internal air pressure for precise low-frequency response, while premium wood glue assembly ensures long-lasting structural strength. Equipped with 4 spring-loaded terminals, it offers secure and flexible connections for multiple subwoofers. Designed for under-seat fitment, the forward-firing configuration projects bass directly into the cabin for optimal sound performance.

 


SPECIFICATIONS


  • Speaker Size : 8 Inches
  • Number Of Subwoofers : 4
  • Construction : 5/8 MDF
  • Volume : 2.90 Cu. Ft.
  • Enclosure Type : Sealed
  • Vehicle Make : GMC

FEATURES


Features:

  • 5/8" High-Quality MDF Wood: Durable, rigid construction for clean and accurate bass.
  • Durable Trunk-Liner Carpet Finish: Protects the enclosure while providing a sleek, factory-style look.
  • Airtight Titebond Silicone Seal: Maintains proper internal air pressure for precise low-frequency response.
  • Premium Wood Glue Assembly: Ensures long-lasting structural strength and durability.
  • 4 Spring-Loaded Terminals: Offers secure and flexible connections for multiple subwoofers.
  • Under-Seat Fitment: Designed to fit neatly under the rear seat.
  • Forward-Firing Design: Projects bass forward for optimal in-cabin sound performance.

 

Specifications:

  • Cutout Diameter: 7 1/8" 
  • Air Volume: 2.90 ft³
  • Chambers: 2 individual chambers (2 subs per chamber)
  • Volume per Subwoofer: 0.72 ft³
  • Weight: 57 lbs
  • Mounting Depth: 7 1/4" (with 6” magnet diameter)
  • Front Baffle Thickness: 1 1/4"
  • Front Height: 9 3/4”
  • Rear Height: 6 1/2"
  • Length: 53"
  • Depth: 17"
  • UPC:
  • Weight: 57
  • Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 2 Year(s) from the original date of purchase with proper return authorization.

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