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Kicker  Dual 8" Sealed Under Rear Seat CompRT Series Subwoofer Bass Package for 2007-2021 Toyota Tundra Double-Cab New

GS-DTOYXL28B Black 8" Dual Sealed Enclosure for 2007-2021 Toyota Tundra Double-Cab (under rear seat) + (2) 48CWRT82 CompRT Series 8" 600W Peak Power Handling 2 Ohms, Dual Voice Coil Component Car Subwoofer

Item #99502

Condition:   Brand New

Product Highlights

  • GS-DTOYXL28B
  • Dual 8"
  • Sealed Enclosure
  • 2007–2021 Toyota Tundra Double-Cab Fit
  • Under Rear Seat Design
  • Black Finish
  • (2) 48CWRT82 CompRT Series Subwoofers
  • 600W Peak Power Handling
  • 2 Ohms
  • Dual Voice Coil

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

$623.90

Reg. Price $959.98  Save $336.08
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping.
60 DAYS Price change protection.

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Onlinecarstereo Exclusive Bundle

This exclusive package is brought to you by Onlinecarstereo. We have put together this bundle to kickstart your vehicle to the path of excellent car audio.

Ground Shaker GS-DTOYXL28B Black 8" Dual Sealed Enclosure for 2007-2021 Toyota Tundra Double-Cab (under rear seat) + (2) Kicker 48CWRT82 CompRT Series 8" 600W Peak Power Handling 2 Ohms, Dual Voice Coil Component Car Subwoofer


Authorized Dealer Stamp

We are an 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?
  • • GS-DTOYXL28B 8" Dual Sealed Enclosure
  • • GS-DTOYXL28B Owner's Manual
  • • 48CWRT82 (2) 8" Dual 2-ohm voice coil subwoofer
  • • 48CWRT82 Kicker logo sticker
  • • 48CWRT82 (8) Adhesive backed screw covers
  • • 48CWRT82 Screw cover installation instructions
  • • 48CWRT82 Template on box
  • 48CWRT82 Owner's Manual
Alpine_PWE-S8
Clean Truck Bass Upgrade That Hits Hard

The Ground Shaker GS-DTOYXL28B is built for truck owners who want real bass without giving up space in the cabin. Designed as an under-rear-seat dual enclosure, it keeps everything tucked away and clean while still delivering deep, controlled low-end output. The upward-firing design helps push bass into the cabin so you feel every note without rattles or muddy sound.

Built Strong for Daily Bass Performance

Made from durable 5/8" high-quality MDF wood, this enclosure is designed to handle heavy bass while staying tight and solid over time. It features 1.32 ft³ total air volume with two separate chambers (0.66 ft³ per sub), giving each woofer the right space for balanced performance. Airtight sealing with Titebond silicone and premium wood glue helps lock in clean, accurate bass response even at higher volume levels.

Alpine_PWE-S8
Clean Install, Factory Look, Serious Output

Wrapped in a rugged trunk liner carpet finish, the GS-DTOYXL28B blends nicely with your truck interior while staying protected from daily wear. Dual binding post terminals make wiring simple and secure, and the compact under-seat design keeps your cabin functional and clutter-free. Just note, this enclosure is not compatible with Crew-Max models—but for Double Cab setups, it’s a clean, hard-hitting bass solution that performs way bigger than it looks.

Kicker_KMTC&KMFC
Slim Design, Maximum Flexibility

Experience powerful bass in even the tightest spaces with an all-weather thin subwoofer, engineered for durability and versatility in any vehicle. Dual 2-Ohm voice coils provide flexible wiring options for seamless system integration and optimized performance.

Durable Design for Clean, Reliable Bass

Built to withstand harsh conditions, the UV-resistant cone and surround ensure long-lasting performance, while SoloKon™ cone technology with an integrated vented back brace minimizes distortion and enhances cooling for consistent, high-quality bass.

Kicker_KMTC&KMFC
Kicker_KMTC&KMFC
Durability and Reliability You Can Trust

Red double stitching ensures a strong, lasting bond between the Santoprene surround and polypropylene cone, while a forced-air cooling system keeps the subwoofer up to 20% cooler, maintaining performance and reliability even under heavy use.


SPECIFICATIONS


  • Vehicle Make : Toyota
  • Vehicle Model : Tundra

FEATURES


GS-DTOYXL28B Black 8" Dual Sealed Enclosure for 2007-2021 Toyota Tundra Double-Cab (under rear seat)

 

Features:

  • 5/8" HIGH QUALITY MDF WOOD: Durable construction for strong, clean bass performance.
  • CARPETED WITH DURABLE TRUNK LINER FINISH: Provides protection and a sleek, factory-style appearance.
  • SEALED WITH HIGH QUALITY TITEBOND SILICONE: Ensures airtight performance for precise low-frequency response.
  • GLUED WITH HIGH QUALITY TITEBOND WOOD GLUE: Offers long-lasting structural integrity.
  • 2 BINDING POST TERMINALS: Secure and reliable connections for your subwoofers.
  • FITS UNDER REAR SEAT: Space-saving design for a clean, hidden installation.
  • UPWARD FIRING: Optimized for in-cabin sound projection.
  • WILL NOT FIT CREW-MAX: Not compatible with Crew-Max models.

 

Specifications:

  • Cutout Diameter: 7 1/8"
  • Air Volume: 1.32 ft³
  • Chambers: 2 individual
  • Volume per Subwoofer: 0.66 ft³
  • Weight: 33 lbs
  • Mounting Depth: 5"
  • Height: 5 1/4"
  • Length: 49 1/4"
  • Depth: 15 1/4”

 

 

(2) 48CWRT82 CompRT Series 8" 600W Peak Power Handling 2 Ohms, Dual Voice Coil Component Car Subwoofer

 

Features:

  • All-Weather Thin Design: Compact and flexible, designed to deliver powerful bass in tight spaces or any vehicle environment.
  • Dual 2-Ohm Voice Coils: Offers versatile wiring options for optimal system integration.
  • UV-Resistant Cone and Surround: Ensures long-lasting performance even in harsh outdoor conditions.
  • SoloKon Cone Technology: Integrates the cone with the vented back brace for reduced distortion and enhanced cooling.
  • Red Double Stitching: Provides a durable bond between the Santoprene surround and polypropylene cone.
  • Forced-Air Cooling System: Keeps the subwoofer running up to 20% cooler for improved reliability under heavy use.
  • Advanced Suspension & Heat Management: Maintains deep, consistent bass output without compromising subwoofer longevity.
  • Sealed or Vented Box Compatibility: Performs best in sealed enclosures but can be tuned for vented setups.

 

Specifications:

  • Size: 8" (20 cm)
  • Impedance: 2 Ohm (Dual Voice Coil)
  • Recommended Amplifier Power (RMS): 300 watts
  • Peak Power (ANSI/CTA-2031-A): 600 watts
  • Sensitivity (1w/1m): 81.8 dB
  • Mounting Depth: 2-11/16" (6.7 cm)
  • Mounting Diameter: 7" (17.7 cm)
  • Minimum Sealed Box Volume: 0.2 cu. ft (5.66 L)
  • Maximum Sealed Box Volume: 1.0 cu. ft (28.32 L)
  • Minimum Vented Box Volume: 0.8 cu. ft (22.7 L)
  • Maximum Vented Box Volume: 1.2 cu. ft (34 L)

 

  • UPC:
  • Weight: 47
  • 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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