20 Best Dual 8 Inch Subwoofer Box Dimensions in 2023 Reviews and Buying Guide

3,331 Reviews Scanned

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1 Rockville RQB8 Dual 8' Vented Subwoofer Sub Box Enclosure Finished w/Bed Liner Rockville RQB8 Dual 8" Vented Subwoofer Sub Box Enclosure Finished w/Bed Liner No ratings yet
2 Atrend Bbox 8” Dual Vented-Divided Subwoofer Enclosure - Pro Audio Tuned Dual Subwoofer Boxes &... Atrend Bbox 8” Dual Vented-Divided Subwoofer Enclosure - Pro Audio Tuned Dual Subwoofer Boxes &...
3 Seismic Audio - SA-PGCE08LED - Dual 8 Inch 800 Watt Car Audio Subwoofer Box with LED Lights &... Seismic Audio - SA-PGCE08LED - Dual 8 Inch 800 Watt Car Audio Subwoofer Box with LED Lights &... No ratings yet
4 Car Black Subwoofer Box Sealed Automotive Enclosure for Two 8-Inch Woofers 8D Car Black Subwoofer Box Sealed Automotive Enclosure for Two 8-Inch Woofers 8D
5 American Sound Connection Car Audio Dual 8' SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo... American Sound Connection Car Audio Dual 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo...
6 Rockville REC125 Dual 8' Subwoofer Enclosure Box for Chevy 1999-06 Xcab Classic Rockville REC125 Dual 8" Subwoofer Enclosure Box for Chevy 1999-06 Xcab Classic No ratings yet
7 Pyle 8'' Dual Bass Subwoofer Box System - 400-Watt Slim Mount Truck Audio Subwoofer Box - Rear... Pyle 8'' Dual Bass Subwoofer Box System - 400-Watt Slim Mount Truck Audio Subwoofer Box - Rear... No ratings yet
8 2X Single Sealed Angle 8 Inches Truck Subwoofer Box Enclosure with Thick Heavy Duty MDF - 8' Inches... 2X Single Sealed Angle 8 Inches Truck Subwoofer Box Enclosure with Thick Heavy Duty MDF - 8"... No ratings yet
9 Pyle 8” Dual Subwoofer Box System - 8'' Dual Series Vented Subwoofer Enclosure - Rear Vented... Pyle 8” Dual Subwoofer Box System - 8'' Dual Series Vented Subwoofer Enclosure - Rear Vented...
10 Atrend 8 Soundqubed Dual Vented - SPL Tune Subwoofer Box Improves Audio Quality, Sound & Bass -... Atrend 8 Soundqubed Dual Vented - SPL Tune Subwoofer Box Improves Audio Quality, Sound & Bass -...
11 Skar Audio SK2X8V Dual 8' Universal Fit Ported Subwoofer Enclosure Skar Audio SK2X8V Dual 8" Universal Fit Ported Subwoofer Enclosure No ratings yet
12 QPower QBOMB8V Dual 8 Inch Vented Port Subwoofer Sub Box with Bedliner Spray QPower QBOMB8V Dual 8 Inch Vented Port Subwoofer Sub Box with Bedliner Spray No ratings yet
13 DS18 ENS-FORD09-2x8 Dual 8' Ported Subwoofer Enclosure for Trucks - Compatible with Ford F-150... DS18 ENS-FORD09-2x8 Dual 8" Ported Subwoofer Enclosure for Trucks - Compatible with Ford F-150... No ratings yet
14 Atrend 8DQVDD Digital Designs8” Dual Vented Redline-Hi Def Tuned Series Subwoofer Enclosure Made... Atrend 8DQVDD Digital Designs8” Dual Vented Redline-Hi Def Tuned Series Subwoofer Enclosure...
15 Rockville RQB8 Single 8' Side Ported Subwoofer Sub Box Enclosure w/Bed Liner Rockville RQB8 Single 8" Side Ported Subwoofer Sub Box Enclosure w/Bed Liner No ratings yet
16 8' Dual Sealed Sub Box Subwoofer Enclosure Ground Shaker 8' Speaker Box 8" Dual Sealed Sub Box Subwoofer Enclosure Ground Shaker 8" Speaker Box No ratings yet
17 Atrend 8 inch Single Vented SPL Tune Subwoofer Box - Improves Audio Quality, Sound & Bass - Woofer... Atrend 8 inch Single Vented SPL Tune Subwoofer Box - Improves Audio Quality, Sound & Bass -... No ratings yet
18 Facmogu 8in Ported Subwoofer Box, Single Car Speaker Enclosure with Great High-Density Fibreboard... Facmogu 8in Ported Subwoofer Box, Single Car Speaker Enclosure with Great High-Density Fibreboard... No ratings yet
19 Skar Audio AR2X8V Dual 8' Universal Fit Armor Coated Ported Subwoofer Box with Kerf Port Skar Audio AR2X8V Dual 8" Universal Fit Armor Coated Ported Subwoofer Box with Kerf Port
20 8' Dual Sealed Mid-Size Hatchback Sub Box 8' Ground-Shaker Subwoofer Enclosure Speaker Box 8" Dual Sealed Mid-Size Hatchback Sub Box 8" Ground-Shaker Subwoofer Enclosure Speaker Box No ratings yet

Bestseller No. 1
Rockville RQB8 Dual 8" Vented Subwoofer Sub Box Enclosure Finished w/Bed Liner
  • RockvilIe RQB8 Dual 8" Vented Subwoofer Enclosure Finished w/ Bed Liner
  • Finished with Durable Bed Liner. 3/4" MDF.
  • High Quality Spring Loaded Terminals
  • Air Space: 1.0 Cubic Feet (per sub). Tuning Frequency: 40 hZ
  • Product Dimensions (H x W x D): 13" x 28" x 13" inches
SaleBestseller No. 2
Atrend Bbox 8” Dual Vented-Divided Subwoofer Enclosure - Pro Audio Tuned Dual Subwoofer Boxes &...
  • DUAL 8 INCH VENTED DIVIDED SUBWOOFER ENCLOSURE: The Bbox 8 inch dual Pro Audio Tuned subwoofer box enclosure is designed for optimum bass response and...
  • SPECIAL FORMULA: We use Aliphatic wood glue on our 8" subwoofer enclosures to ensure an airtight seal between all MDF parts. Each 8 inch subwoofer box...
  • HIGH GRADE MDF: Our subwoofer box enclosures are built with a durable MDF that is thick for solid frequency response and accurate music reproduction...
  • AIRTIGHT RECESSED SIDE PANELS: We use quality materials like our special aliphatic resin wood glue and brad nails from a pneumatic nail gun to create...
  • ENCLOSURE DIMENSIONS: Since your subwoofer box or enclosure/speaker box most likely goes into the boot of your car, checking their dimensions is...
Bestseller No. 3
Seismic Audio - SA-PGCE08LED - Dual 8 Inch 800 Watt Car Audio Subwoofer Box with LED Lights &...
  • Model: SA-PGCE08LED | Dual 8 Inch 800 Watt Car Audio Subwoofer Box
  • Built-In Multi-Mode LED Lights Integrated with Plexiglass Front Window | Power Rating: 2 x 400 Watts Max Power
  • High Powered Dual 8 inch Woofers with a Non-Pressed Paper Cone and Specially Treated Foam Surround with Rubber Edge Suspension | Smooth Carpet Finish
  • Voice Coil: 1.5 inch 4 Layer Dual Voice Coil | Impedance: 4 Ohms | Magnet: 2 x 30 Ounce | Sensitivity: 89 dB | Frequency Response: 45-800Hz
  • 4 Port Vented Design for Ultimate Bass Response | Binding Post Connectors | Remote and 12V Adapter Included | Dimensions: 25.6" x 11" x 11" | Weight:...
Bestseller No. 4
Car Black Subwoofer Box Sealed Automotive Enclosure for Two 8-Inch Woofers 8D
  • 8" Woofer holes are 7. 125" In diameter, built-in terminals with gold screw posts, wire leads included, Fits most cars
  • High quality MDF hardwood, enclosure Volume is . 33 cubic feet per chamber, Height 10" X Length 20" X top depth 7" X Bottom depth 9. 75", speaker...
  • The front (where the woofers are loaded) is flat and the back is slanted, made of only the best Black aviation Carpet
  • Ships fully assembled, simply drop in your woofers
  • Applications: car, truck, SUV or fixed installation speakers
Bestseller No. 5
American Sound Connection Car Audio Dual 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo...
  • SUPERIOR CONSTRUCTION: The ASC 2X8VMBASS is built with durability in mind. It features high-grade construction, ensuring that it can withstand the...
  • IMPROVE SOUND QUALITY: If you're looking for powerful and precise bass performance, this enclosure has you covered. Its labyrinth vent design...
  • LABYRINTH VENT DESIGN: The enclosure features a labyrinth vent design, which is known for its ability to handle high-powered subwoofers while reducing...
  • DIMENSIONS: Width 23-1/4" x Height 10-3/4" x Depth 16"
  • ADDITIONAL ITEM SPECS: Mounting Depth of 8.5" making it compatible with the majority of 8" subwoofer and a total Air Space of 0.84 Cubic Feet for...
Bestseller No. 6
Rockville REC125 Dual 8" Subwoofer Enclosure Box for Chevy 1999-06 Xcab Classic
  • REC125 Dual 8” Ported Subwoofer Enclosure is Proudly Made In The USA, Using Only The Finest Quality Materials - For The Best Level of Performance...
  • The 5/8” USA Heavy Duty MDF Construction Machine precision cut mounting holes Top of the line Glue for extra durable adhesion Designed, tested, and...
  • These enclosures are built with the quality additives needed to maximize the performance of any sound system
  • Type of Enclosure: Ported Enclosure, Sub Size: Dual 8, Dimensions in Inches: 10” x 16” x 57” , Mounting Depth: up to 14.0”, Gross Volume Per...
  • Net Volume Per Sub (Measurement for the outer dimensions of the box less the thickness of the wood): 1.47 Cubic Feet
Bestseller No. 7
Pyle 8'' Dual Bass Subwoofer Box System - 400-Watt Slim Mount Truck Audio Subwoofer Box - Rear...
  • 400 WATTS POWER: With a maximum output of 400 watts, Subwoofer Box System helps you pump out some fantastic higher-powered bass volume to improve the...
  • 2X30 OZ MAGNET STRUCTURE: The magnet construction of the subwoofer box system is 2x30 oz solid base. It's also quite simple to connect to your...
  • 8 INCH PAPER CONE: Our car stereo systems created this high powered 8-inch Woofers with a silver paper cone perfect for new speaker construction,...
  • DUAL BASS DIMENSION: Our product has a dimension of (L x W x H): 25.9'' x 9.0'' x 10.6'' -inches with an approximate weight of 26.46 lbs with a rear...
  • BRING MUSIC EVERYWHERE: Our 8-inch dual bass subwoofer box system specially treated foam surround design as it is (L x W x...
Bestseller No. 8
2X Single Sealed Angle 8 Inches Truck Subwoofer Box Enclosure with Thick Heavy Duty MDF - 8" Inches...
  • 8" Inches Truck Box Feature: 5/8-Inch MDF sturdy construction
  • Produce the max bass boost and high quality sounds from your speakers
  • Enclosures box to adopt an airtight sealed chamber design
  • Durable carpeting cover to impress all your audio quality needs
  • High-end MDF solid construction material for a heavy duty use
Bestseller No. 9
Pyle 8” Dual Subwoofer Box System - 8'' Dual Series Vented Subwoofer Enclosure - Rear Vented...
  • 2 x 300 WATTS PEAK POWER: Blast away your audio with this dual series vented subwoofer enclosure as it is designed to create some serious bass, with a...
  • 4 LAYER DUAL VOICE COIL: This subwoofer enclosure features 1.5” voice coils and an impedance of 4 ohms, compensating for the undersized wire found...
  • QUALITY WOOFERS AND TWEETERS: Featuring 8-inch woofers with a silver paper cone, two 4-inch tweeters, and binding post connectors, this rear vented...
  • BUILT TO LAST: Made with 15 mm particle board and multilayer board, this dual subwoofer box system will surely prove its longevity under long-term...
  • GREAT FOR VARIOUS USES: With a smooth carpet finish and LED lights, this system will look good at parties. Also good for vehicles, most recommended...
Bestseller No. 10
Atrend 8 Soundqubed Dual Vented - SPL Tune Subwoofer Box Improves Audio Quality, Sound & Bass -...
  • DUAL 8 INCH VENTED SPL SUBWOOFER ENCLOSURE: The Bbox 8 inch dual vented subwoofer box enclosure is designed for optimum bass response and...
  • SPECIAL FORMULA: We use Aliphatic wood glue on our 8" subwoofer enclosures to ensure an airtight seal between all MDF parts. Each 8 inch subwoofer box...
  • HIGH GRADE MDF: Our subwoofer box enclosures are built with a durable & thick MDF for solid frequency response and accurate music reproduction. Our...
  • AIRTIGHT RECESSED SIDE PANELS: We use quality materials like our special aliphatic resin wood glue and brad nails from a pneumatic nail gun to create...
  • ENCLOSURE DIMENSIONS: Since your subwoofer box or enclosure most likely goes into the boot of your car, checking their dimensions is highly important....
Bestseller No. 11
Skar Audio SK2X8V Dual 8" Universal Fit Ported Subwoofer Enclosure
  • Universal fit - Dual chamber 8" Ported subwoofer Enclosure
  • Competition Grade, high Performance subwoofer box | engineered to sound incredible
  • Kerf (rounded) port design - allows for deep, accurate, and responsive bass
  • Internal volume: 2.00 ft³ | tuned @ 39 Hz
  • Subwoofer hole cut-out diameter: 7.25" | mounting depth: 11.5"
SaleBestseller No. 12
QPower QBOMB8V Dual 8 Inch Vented Port Subwoofer Sub Box with Bedliner Spray
  • Dual vented chamber design
  • Middle slot port
  • Durable black bed liner spray finish
  • Spring loaded terminals
  • Size: 8-inch
Bestseller No. 13
DS18 ENS-FORD09-2x8 Dual 8" Ported Subwoofer Enclosure for Trucks - Compatible with Ford F-150...
  • Unleash Powerful Bass - Elevate your pickup truck's bass response with DS18's ENS-FORD09-2x8, a ported subwoofer enclosure featuring two 8" speakers,...
  • Sophisticated Design, Unmatched Performance - DS18's ENS-FORD09-2x8 catches your eye with its sleek and robust design, delivering a harmonious blend...
  • Ingenious Ported Design - With a precisely calculated port tune of 43Hz, experience optimal airflow that results in unparalleled bass response,...
  • Built to Endure, Finished to Impress - Crafted from robust 3/4" MDF and finished with sleek black bed liner paint, this enclosure is a testament to...
  • Seamless Integration, Effortless Installation - Designed specifically for Ford F-Series models, the enclosure's overall dimensions (9.2" H x 54" W)...
Bestseller No. 14
Atrend 8DQVDD Digital Designs8” Dual Vented Redline-Hi Def Tuned Series Subwoofer Enclosure Made...
  • SPL-Tuned 8” Dual Vented subwoofer enclosure designed for optimum bass response and low frequency reproduction for Digital Designs subwoofers
  • CNC Miter & Dado design and construction for the ultimate in airtight precision fit of all parts which ensures a rattle and noise free environment
  • Specially Formulated Aliphatic Wood Glue to ensure an airtight seal between all MDF parts with a second application of glue around all internal joints...
  • Pneumatic Applied Brad Nails to pull tight and hold the MDF parts during the glue drying process and help assure a no-leak, no-rattle air chamber.
  • Enclosure Dimensions Subwoofer Mounting Depth:13.5”,Sub Cut Out:7.25”, Height: 14.14”, Width: 30.5”, Depth: 19.5”
SaleBestseller No. 15
Rockville RQB8 Single 8" Side Ported Subwoofer Sub Box Enclosure w/Bed Liner
  • Features: RockvilIe RQB8 Single 8" Side Ported Subwoofer Enclosure w/ Bed Liner
  • Finished with Durable Bed Liner. 3/4" MDF. High Quality Spring Loaded Terminals
  • Air Space: 1.0 Cubic Feet. Tuning Frequency: 34 HZ
  • Product Dimensions (H x W x D): 15" x 18" x 13" inches
SaleBestseller No. 17
Atrend 8 inch Single Vented SPL Tune Subwoofer Box - Improves Audio Quality, Sound & Bass - Woofer...
  • SINGLE 8 INCH VENTED SPL SUBWOOFER ENCLOSURE: The Bbox 8 inch single vented subwoofer box enclosure is designed for optimum bass response and...
  • SPECIAL FORMULA: We use Aliphatic wood glue on our 8" subwoofer enclosures to ensure an airtight seal between all MDF parts. Each 8 inch subwoofer box...
  • HIGH GRADE MDF: Our subwoofer box enclosures are built with a durable & thick MDF for solid frequency response and accurate music reproduction. Our...
  • AIRTIGHT RECESSED SIDE PANELS: We use quality materials like our special aliphatic resin wood glue and brad nails from a pneumatic nail gun to create...
  • ENCLOSURE DIMENSIONS: Since your subwoofer box or enclosure most likely goes into the boot of your car, checking their dimensions is highly important....
Bestseller No. 18
Facmogu 8in Ported Subwoofer Box, Single Car Speaker Enclosure with Great High-Density Fibreboard...
  • 【Improve Speaker Performance】-- This speaker enclosure will delver top end sound quality to bring every bass note to life! Dramatically improve...
  • 【Made of Premium Material】-- Great High-Density Fibreboard was used in the construction of this speaker box to provide a stable frequency response...
  • 【Ported Design for Forceful Bass】-- Ported boxes use a vent (called a port) to reinforce low bass response. At any given amplifier wattage, you...
  • 【Come with Sound-absorbing Cotton】-- High-quality sound-absorbing cotton may muffle sound waves and lessen the speaker's strong vibrations' impact...
  • 【Size of Speaker Enclosure】-- Pack of 1 Piece 8 Inches Speaker Enclosure (230mm x 230mm x 215mm/ 9.05" x9.05" x 8.46", Hole Diameter: 184mm /...
Bestseller No. 19
Skar Audio AR2X8V Dual 8" Universal Fit Armor Coated Ported Subwoofer Box with Kerf Port
  • Dual 8-inch Universal Fit Armored Series Ported Subwoofer Enclosure
  • Gross Internal Air Space: 1.80 ft³ | Tuned at 42 Hz
  • Engineered to Get Extremely Loud and Low - Featuring a 1.60" Wide Kerf Port Design
  • Enclosure Features a Durable and Attractive Bed-Liner Finish
  • Subwoofer Hole Cut-Out Diameter: 7.25" | Mounting Depth: 11.125"
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FAQ:

Q: What’s the best 8 inch subwoofer?

A: Boss Audio CXX8 – Our Choice DS18 Elite Z8 – Premium Kicker 44CWCD84 – Stylish Skar Audio SVR-8 D2 – Powerful bass with uncompromising accuracy Skar Audio ZVX-8 D2 – Small subwoofer that handle powerful sound

Q: How big should my subwoofer box be?

A: How big should my subwoofer box be? A good rule of thumb is to add at least 2 to 3 inches to the size of the subwoofer . For example, a 10-inch sub should have a front panel at least 12 to 13 inches square.

Q: How to design a ported subwoofer box?

A: – MAKE SURE THE UNITS MATCH (e.g. Vas is in liters not cubic feet). – Pmax, Diameter, and Xmax are not required for box calculation. They are used to determine the power response curve. … – Ported designs require tuning. Vented Designer should give a good approximation of box parameters for most applications. – Use the largest diameter port as the design allows. …

Q: How to make a ported sub box?

A: Jigsaw Table saw or circular saw Electric drill with bits for pre-drilling screw holes and driving screws 3/4″ MDF (medium density fiberboard) 2″ drywall screws Panhead sheet metal screws (1/2″ and 3/4″) Carpenter’s glue Silicon caulk Non-hardening rope caulk Speaker terminal cup — see our full selection of box building supplies