Box Spl(6)
BOSS Audio Systems AVA6200 3 Inch 200 W Outdoor Enclosed Box Speaker Pair $48.99

BOSS Audio Systems AVA6200 3 Inch 200 W Outdoor Enclosed Box Speaker Pair
Car Audio Single 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $64.95

Car Audio Single 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure
15" Single Subwoofer Box - Heavy Hitters SPL Series - Vented - USA-Made - 1" MDF - Carpet $262.00

15" Single Subwoofer Box - Heavy Hitters SPL Series - Vented - USA-Made - 1" MDF - Carpet
Car Audio Single 10" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $79.95

Car Audio Single 10" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure
Car Audio Dual 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $89.95

Car Audio Dual 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure
Rockville RBS15 Big Single 15" SPL Side Vented Car Sub Enclosure Box 4.4 Cu Ft $139.95

Rockville RBS15 Big Single 15" SPL Side Vented Car Sub Enclosure Box 4.4 Cu Ft
Other options to consider(225)
Atrend 12lsv Atrend Series Single Vented Spl Enclosure (12") $139.99

Atrend 12lsv Atrend Series Single Vented Spl Enclosure (12")
Rockville RBS12 Single 12" Vented Subwoofer Enclosure, 2.6 Cu Ft, SPL Ported Design, MDF Car Audio Sub Box $99.95

Rockville RBS12 Single 12" Vented Subwoofer Enclosure, 2.6 Cu Ft, SPL Ported Design, MDF Car Audio Sub Box
Alpine SPL Bass Subwoofer Labyrinth Ported Dual 10" W10S4 Loaded Subwoofer Sub Box Enclosure 500W RMS 4 Ohm $274.95

Alpine SPL Bass Subwoofer Labyrinth Ported Dual 10" W10S4 Loaded Subwoofer Sub Box Enclosure 500W RMS 4 Ohm
Atrend 15LSV Atrend Series Single Vented SPL Enclosure (15") $262.00

Atrend 15LSV Atrend Series Single Vented SPL Enclosure (15")
Harmony Audio HA-ML122 Competition Loaded 12" Sub 3000W Ported SPL Sub Box New $370.99

Harmony Audio HA-ML122 Competition Loaded 12" Sub 3000W Ported SPL Sub Box New
2 ft @ 32Hz Ported MDF SQ/SPL Enclosure Box for Single 10" Car Audio Subwoofer $289.99

2 ft @ 32Hz Ported MDF SQ/SPL Enclosure Box for Single 10" Car Audio Subwoofer
0.80 ft @ 34Hz Ported 3/4" MDF SQ/SPL Enclosure Box for Single 8" Car Subwoofer $209.99

0.80 ft @ 34Hz Ported 3/4" MDF SQ/SPL Enclosure Box for Single 8" Car Subwoofer
Rockville RM108PRO 10" 600 Watt 8 Ohm SPL Car Midrange Mid-Bass Pro Speaker $49.95

Rockville RM108PRO 10" 600 Watt 8 Ohm SPL Car Midrange Mid-Bass Pro Speaker
Merchandise $49.95

Merchandise
subwoofer box Single 12" Vented MDF Loudspeaker Cabinet $84.95

subwoofer box Single 12" Vented MDF Loudspeaker Cabinet
Atrend GFX Series Single Vented SPL 12 Subwoofer Enclosure (Desert Digi Camo) $249.99

Atrend GFX Series Single Vented SPL 12 Subwoofer Enclosure (Desert Digi Camo)
10" Single Vented Subwoofer Enclosure SPL Output-Precision CNC-Cut, Premium MDF Construction. Proudly USA Made. $194.00

10" Single Vented Subwoofer Enclosure SPL Output-Precision CNC-Cut, Premium MDF Construction. Proudly USA Made.
subwoofer box Single 15" Vented Sub Box Loudspeaker Cabinet, MDF, Gray Carpet $139.95

subwoofer box Single 15" Vented Sub Box Loudspeaker Cabinet, MDF, Gray Carpet
Harmony Audio HA-ML151 Competition Loaded 15" Sub 3200W Ported SPL Sub Box New $472.95

Harmony Audio HA-ML151 Competition Loaded 15" Sub 3200W Ported SPL Sub Box New
Harmony Audio HA-ML121 Competition Loaded Dual 12" Sub 6000W Ported SPL Sub Box $791.95

Harmony Audio HA-ML121 Competition Loaded Dual 12" Sub 6000W Ported SPL Sub Box
Alpine Universal SPL Bass Labyrinth Ported Single 10" W10S4 Loaded Subwoofer Sub Box Enclosure 250W RMS 4 Ohm $154.95

Alpine Universal SPL Bass Labyrinth Ported Single 10" W10S4 Loaded Subwoofer Sub Box Enclosure 250W RMS 4 Ohm
Harmony Audio HA-ML122 Competition Loaded 12" Sub 3000W Slot Vented SPL Sub Box $375.99

Harmony Audio HA-ML122 Competition Loaded 12" Sub 3000W Slot Vented SPL Sub Box
Rockville RM104PRO 10-Inch 1200 W 4-Ohm SPL Car Midrange Mid-Bass Pro Speakers, 300W, 4 Ohm, 60Hz - 7KHz, 94dB @ 1W/1m, 2-piece $94.90

Rockville RM104PRO 10-Inch 1200 W 4-Ohm SPL Car Midrange Mid-Bass Pro Speakers, 300W, 4 Ohm, 60Hz - 7KHz, 94dB @ 1W/1m, 2-piece
Alpine SPL Bass Labyrinth Ported Dual 12" W12S4 Loaded Subwoofer Sub Box Enclosure 500W RMS 4 Ohm $324.95

Alpine SPL Bass Labyrinth Ported Dual 12" W12S4 Loaded Subwoofer Sub Box Enclosure 500W RMS 4 Ohm
Rockville UT65B UTV/ATV 6.5" Rollbar Wakeboard Marine Speakers/Swivel Mount/IPX6 $124.95

Rockville UT65B UTV/ATV 6.5" Rollbar Wakeboard Marine Speakers/Swivel Mount/IPX6
Atrend 12SPLDV 12 Pro Series Dual SPL Vented Subwoofer/Speaker Enclosure X $189.99 Was $284.00

Atrend 12SPLDV 12 Pro Series Dual SPL Vented Subwoofer/Speaker Enclosure X
Harmony Audio HA-ML152 Competition Loaded 15" Sub 3200W Ported SPL Sub Box New $472.95

Harmony Audio HA-ML152 Competition Loaded 15" Sub 3200W Ported SPL Sub Box New
Soundstream SPM.654C Pro Audio 6.5 Inch Midrange Car Speaker | High Performance SPL Speakers for Loud Sound | 450W Max 6.5 Midrange Car Speakers with Compression Tweeter and Aluminum Basket - Pair $78.95

Soundstream SPM.654C Pro Audio 6.5 Inch Midrange Car Speaker | High Performance SPL Speakers for Loud Sound | 450W Max 6.5 Midrange Car Speakers with Compression Tweeter and Aluminum Basket - Pair
Harmony Audio HA-ML122 Competition Loaded Dual 12" Sub 6000W Vented SPL Sub Box $715.99

Harmony Audio HA-ML122 Competition Loaded Dual 12" Sub 6000W Vented SPL Sub Box
Phoenix USA SP14B Battery Box $138.99

Phoenix USA SP14B Battery Box
(2) Rockville RM88PRO 8" 8 Ohm 600 Watt SPL Midrange Mid-Bass Car Speakers $54.90

(2) Rockville RM88PRO 8" 8 Ohm 600 Watt SPL Midrange Mid-Bass Car Speakers
Rockville RM104PRO 10-Inch 600 W 4 Ohm SPL Car Midrange Mid-Bass Pro Speaker, 300W, 4 Ohm, 60Hz - 7KHz, 94dB @ 1W/1m, for Car Audio Installation $49.95

Rockville RM104PRO 10-Inch 600 W 4 Ohm SPL Car Midrange Mid-Bass Pro Speaker, 300W, 4 Ohm, 60Hz - 7KHz, 94dB @ 1W/1m, for Car Audio Installation
Rockville RM88PRO 8" 8 Ohm SPL Competition Midrange Car Speaker, 108dB, 300w $29.95 $29.95/count

Rockville RM88PRO 8" 8 Ohm SPL Competition Midrange Car Speaker, 108dB, 300w
Harmony Audio HA-ML121 Competition Loaded 12" Sub 3000W Ported SPL Sub Box New $417.95

Harmony Audio HA-ML121 Competition Loaded 12" Sub 3000W Ported SPL Sub Box New
Alpine SPL Bass Labyrinth Vented Single 12" W12S4 Loaded Subwoofer Sub Box Enclosure 250W RMS 4 Ohm $174.95

Alpine SPL Bass Labyrinth Vented Single 12" W12S4 Loaded Subwoofer Sub Box Enclosure 250W RMS 4 Ohm
Atrend GFX Series 10LSVBB-Reaper Black Skull Pattern Single Vented SPL 10 Subwoofer Enclosure $229.99

Atrend GFX Series 10LSVBB-Reaper Black Skull Pattern Single Vented SPL 10 Subwoofer Enclosure
Rockville RM84PRO 8 in SPL Competition Midrange Car Speakers, 300-Watt Power Handling, 108 dB Sensitivity, 4 Ohm Design for High Output Vehicle Audio, 2-Piece $54.90

Rockville RM84PRO 8 in SPL Competition Midrange Car Speakers, 300-Watt Power Handling, 108 dB Sensitivity, 4 Ohm Design for High Output Vehicle Audio, 2-Piece
Rockville RBS12DES 12" Ported Sub Box Enclosure For Destroyer 12D1/D2 Subwoofer $89.95

Rockville RBS12DES 12" Ported Sub Box Enclosure For Destroyer 12D1/D2 Subwoofer
Hertz SV 165.1 Car Audio 400 Watt 6.5 Inch SPL Midrange Stereo Speaker, Black $199.99 Was $249.99

Hertz SV 165.1 Car Audio 400 Watt 6.5 Inch SPL Midrange Stereo Speaker, Black
FAQ
How do I pick the right size subwoofer box?
Choosing the right size subwoofer box makes a big difference in audio performance. Start by checking your subwoofer's recommended enclosure size—this info is usually found in the manufacturer's specs. Consider the space you have in your car or intended installation area, too. A box that's too small or too large can affect bass output and clarity.
- Measure the available space in your vehicle.
- Look for boxes that match your subwoofer's diameter and mounting depth.
- Think about how much trunk or cargo space you're willing to use.
What does a vented subwoofer box do?
A vented or 'ported' subwoofer box features an opening (port) that allows air to move in and out. This design helps boost lower bass frequencies, making the sound louder and deeper compared to sealed boxes.
- Vented boxes suit music styles with strong bass.
- They can be more efficient but require careful placement.
- Proper tuning of the port is important for accurate bass response.
Can I install a subwoofer box myself?
Installing a subwoofer box is a project many car audio enthusiasts tackle at home. Here's how you can approach it:
- Check that your car's stereo system is compatible with an external subwoofer.
- Follow the box and subwoofer wiring instructions carefully to avoid damaging equipment.
- Secure the box to prevent movement while driving.
How do I care for and clean my subwoofer box?
Keeping your subwoofer box clean can extend its life and maintain great sound.
- Use a dry microfiber cloth to dust the exterior.
- For carpeted boxes, a handheld vacuum can remove debris.
- Avoid using water or harsh chemicals on the enclosure to prevent damage.
Are there different types of SPL subwoofer boxes?
Yes, there are a few main types of SPL (Sound Pressure Level) subwoofer boxes. The most common are sealed, vented (ported), and labyrinth vent enclosures.
- Sealed boxes offer tight, accurate bass but less volume.
- Vented designs boost output and create deeper bass tones.
- Labyrinth or 'labyrinth vent' boxes use complex airflow paths for unique sound qualities.
Popular in Box SPL Car Subwoofer Enclosures and Auto Speaker Boxes
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