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Ground Shaker  GS-OCHV212B

12" Dual Sealed Sub Box for 1988-1998 Chevy Silverado Ext-Cab (Black)

Item #98316

Condition:   Brand New

Product Highlights

  • dual sub box
  • sealed enclosure
  • Silverado fit
  • tight bass
  • truck audio

  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping.
60 DAYS Price change protection.

$320.00

Reg. Price $350.00  Save $30.00
  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping.
60 DAYS Price change protection.

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Ground Shaker GS-OCHV212B 12" Dual Sealed Sub Box for 1988-1998 Chevy Silverado Ext-Cab (Black)

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?
  • • 12" Dual Sealed Sub Box
  • • Owner's Manual
Kicker_KM
Dual-Chamber Under-Seat Bass: Thunderous Power, Space-Saving Design

Experience massive, room-shaking bass from a compact under-seat enclosure with dual independent chambers, each optimized at 0.90 ft³ for deep, thunderous lows. The total 1.80 ft³ air volume maximizes output while minimizing distortion, delivering crisp, clean sound. Precision 11 1/8" cutouts ensure a secure, vibration-free fit for peak subwoofer performance. With a shallow 5" mounting depth and 5 1/2” magnet clearance, this design is perfect for tight under-seat installations without sacrificing power.

Rugged Under-Seat Bass: Durable Build, Clean Connections

Constructed from premium 5/8" MDF, reinforced with Titebond wood glue, and sealed with high-quality silicone, this enclosure delivers long-lasting strength and vibration-free performance. The factory-style trunk-liner carpet protects the exterior while providing a sleek, professional look that blends seamlessly with your vehicle interior. Dual binding post terminals offer reliable, hassle-free connections for consistent, high-quality audio every drive.

 

Kicker_KM
Kicker_KM
Under-Seat Forward-Firing Bass: Big Sound, No Space Sacrifice

Experience deep, immersive bass with a forward-firing design that fills your cabin with rich, room-filling sound. This compact under-seat enclosure saves valuable trunk space while delivering powerful audio performance. Engineered for vehicles with removable jack kits, installation is straightforward, practical, and fully DIY-friendly.


SPECIFICATIONS


  • Speaker Size : 12 Inches
  • Number Of Subwoofers : 2
  • Construction : 5/8 MDF
  • Volume : 1.80 Cu. Ft.
  • Enclosure Type : Sealed
  • Vehicle Make : Chevrolet

FEATURES


Features:

  • Massive Dual-Sub Bass: Features two separate chambers, each with 0.90 ft³, delivering deep, thunderous low frequencies under your rear seat.
  • Optimized 1.80 ft³ Total Air Volume: Engineered to maximize bass output while keeping distortion low for crisp, clear sound.
  • Precision 11 1/8" Cutouts: Designed for a secure, vibration-free fit that ensures your subwoofers perform at their peak.
  • Shallow Mount Design: Only 5" mounting depth with 5 1/2” magnet clearance, perfect for tight spaces under the seat.
  • Premium 5/8" MDF Construction: Built from high-quality MDF, reinforced with Titebond wood glue and sealed with premium silicone for long-lasting durability.
  • Factory-Style Trunk-Liner Finish: Carpeted exterior protects the enclosure and provides a clean, professional appearance.
  • Dual Binding Post Terminals: Reliable and easy-to-use connections for uninterrupted, high-quality audio performance.
  • Forward-Firing Bass Projection: Directs rich, immersive bass into the cabin for a full, engaging listening experience.
  • Under-Seat Space Saver: Fits neatly beneath the rear seat to save trunk space without compromising sound.
  • Jack-Kit Compatible Installation: Designed for vehicles requiring temporary jack-kit removal, making installation simple and practical.

 

Specifications:

  • Cutout Diameter: 11 1/8"
  • Total Air Volume: 1.80 ft³
  • Volume Per Subwoofer: 0.90 ft³
  • Mounting Depth: 5" (with 5 1/2” magnet diameter)
  • Height: 13 5/8”
  • Length: 57 1/4"
  • Top Depth: 12 1/2"
  • Bottom Depth: 18 3/4"
  • Material: 5/8" High-Quality MDF Wood
  • Finish: Carpeted with Durable Trunk-Liner
  • Sealant: High-Quality Titebond Silicone
  • Glue: High-Quality Titebond Wood Glue
  • Terminals: 2 Binding Post Terminals
  • Placement: Under Rear Seat
  • Orientation: Forward Firing
  • Notes: Requires Removal of Jack-Kit
  • UPC:
  • Weight: 52
  • 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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