facebook no script image
OnlineCarStereo.com is currently under maintenance. Please call 310-526-8635 if youre having problems placing your order.

Ground Shaker  GS-RF250P28B

8" Dual Ported Sub Box for 2008-2016 Ford F-250 Crew-Cab (Black)

Item #98679

Condition:   Brand New

Product Highlights

  • Dual Ported
  • Ford F-250
  • Crew Cab
  • Sub Box
  • Black Finish

  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 $360.00  Save $30.00
  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.

No Credit needed for acima logoLearn More

Ground Shaker Authorized Dealer

Huge Saving on Other items:


Huge Saving on Other items:



Ground Shaker GS-RF250P28B 8" Dual Ported Sub Box for 2008-2016 Ford F-250 Crew-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?
  • • 8" Dual Ported Sub Box
  • • Owner's Manual
Ground Shaker
Compact Design, Massive Bass

Experience deep, powerful bass tuned to 32 Hz, delivering theater-quality sound right inside your vehicle. The precision-engineered slot port ensures smooth airflow for tighter, punchier low-end performance. Designed to fit neatly behind your rear seat, this compact enclosure maximizes cabin space while still packing serious bass impact. Forward-firing projection sends rich, immersive sound directly into your cabin, turning every drive into a head-turning audio experience.

Built Tough, Connected Right

Constructed from 5/8" premium MDF, reinforced with Titebond wood glue, and sealed with Titebond silicone, this enclosure delivers unmatched strength and precise acoustic performance. The durable trunk-liner carpet provides a clean, factory-style finish that seamlessly complements your vehicle interior. Dual binding post terminals ensure fast, reliable connections, giving you consistent, high-quality sound with every drive.

 

Ground Shaker
Ground Shaker
Powerful Bass, Perfect Fit

Deliver deep, distortion-free low-end with 1.35 FT³ of precision-engineered internal air volume, optimized for every music genre. Designed for a clean, professional installation, it requires removal of the jack kit and power window motor to achieve a perfect behind-seat fit. Weighing 48 lbs., this rugged enclosure is built to withstand the demands of serious bass enthusiasts, providing reliable performance on every drive.


SPECIFICATIONS


  • Speaker Size : 8 Inches
  • Number Of Subwoofers : 2
  • Construction : 5/8 MDF
  • Volume : 1.35 Cu. Ft.
  • Enclosure Type : Ported
  • Vehicle Make : Ford

FEATURES


Features:

  • Deep Low-End Authority: Delivers powerful bass with a 32-Hz tuning frequency, bringing theater-quality sound into your vehicle.
  • Precision Slot-Port Design: Single slot port (H-7 5/8” W-9 1/2” L-12”) ensures smooth airflow for tighter, punchier bass response.
  • Compact Rear-Seat Fit: Engineered to slide neatly behind your rear seat without compromising cabin space.
  • Forward-Firing Impact: Projects bass directly into the cabin for immersive, head-turning sound.
  • Heavy-Duty MDF Construction: Built from 5/8" high-quality MDF wood, glued with Titebond wood glue, and sealed with Titebond silicone for structural integrity.
  • Professional Trunk-Liner Finish: Carpeted with durable trunk liner for a clean, factory-style appearance.
  • Secure Dual-Terminal Connectivity: Two binding post terminals provide fast, reliable, and high-quality signal transfer.
  • Optimized Bass Performance: 1.35 FT³ of internal air volume ensures strong, distortion-free low-end across all music genres.
  • Driver-Friendly Installation: Requires removal of the jack kit and power window motor for a precise, professional fit.
  • Rugged & Reliable: Weighing 48 lbs., built to handle serious bass enthusiasts’ daily driving needs.

 

Specifications:

  • Cutout Diameter: 7 1/8"
  • Air Volume: 1.35 FT³
  • Tuning Frequency: 32-Hz
  • Slot Port Dimensions: H-7 5/8” W-9 1/2” L-12”
  • Mounting Depth: 5"
  • Height: 16 5/8"
  • Length: 58"
  • Top Depth: 3"
  • Bottom Depth: 6 1/2"
  • 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
  • Connectivity: 2 binding post terminals
  • Installation: Fits behind rear seat, forward-firing, jack kit removal required, power window motor must be removed
  • UPC:
  • Weight: 48
  • 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.

Do you own this product?

Write a review!

Must haves for Ground Shaker GS-RF250P28B:

Other items that might interest you:

Other customers also shopped for: