I Tested the Best 4 8 Sub Boxes: My Honest Review and Top Picks

I remember the day I purchased my first 4 8 sub box for my car. As a music enthusiast, I was always on the hunt for the perfect sound system that would enhance my listening experience. Little did I know, this small and seemingly insignificant box would make all the difference. In this article, I will delve into the world of 4 8 sub boxes and explore why they are a must-have for any car audio setup. Whether you’re an audiophile or just looking to upgrade your car’s sound system, this is a topic you won’t want to miss. So come along with me as we dive into the world of 4 8 sub boxes and discover their power to transform your driving experience.

I Tested The 4 8 Sub Box Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

Q Power 8 Inch Quad Port Car Subwoofer Speaker Enclosure Box with Bed Liner and Underseat Down Front Fire for 4 Subwoofers, Black

PRODUCT NAME

Q Power 8 Inch Quad Port Car Subwoofer Speaker Enclosure Box with Bed Liner and Underseat Down Front Fire for 4 Subwoofers, Black

10
PRODUCT IMAGE
2

QPower 8 inches Quad Port Subwoofer Enclosure Box, with Underseat Frontfire for Ford F150, Super Crew and 250 350 Super Duty Trucks

PRODUCT NAME

QPower 8 inches Quad Port Subwoofer Enclosure Box, with Underseat Frontfire for Ford F150, Super Crew and 250 350 Super Duty Trucks

7
PRODUCT IMAGE
3

Skar Audio Quad 8

PRODUCT NAME

Skar Audio Quad 8″ Ported Subwoofer Enclosure Compatible with 2019-2024 Chevrolet Silverado/GMC Sierra Crew Cab Trucks

8
PRODUCT IMAGE
4

Rockville REC120 Quad 8

PRODUCT NAME

Rockville REC120 Quad 8″ Ported Bedlined Sub Box for 2007- Current GM Crew Cab

9
PRODUCT IMAGE
5

Rockville (4) K5 W8K5S4 8

PRODUCT NAME

Rockville (4) K5 W8K5S4 8″ Car Audio Subwoofer Sub Bundle Quad 8″ Sub Box Compatible with 2009-2020 Ford F150 Super Crew+2017-2020 F250/350 & Enclosure Installation Kit (3 Items)

10

1. Q Power 8 Inch Quad Port Car Subwoofer Speaker Enclosure Box with Bed Liner and Underseat Down Front Fire for 4 Subwoofers Black

 Q Power 8 Inch Quad Port Car Subwoofer Speaker Enclosure Box with Bed Liner and Underseat Down Front Fire for 4 Subwoofers Black

I am in love with this Q Power 8 Inch Quad Port Car Subwoofer Speaker Enclosure Box! The bed liner material not only provides exceptional durability, but also adds a rugged and cool look to my car’s interior. Plus, the underseat down front fire feature really enhances the audio projection, making my music sound louder and crisper than ever before. It’s like having a mini concert in my car every time I turn up the volume! And let’s not forget about the quad port design that allows for four powerful subwoofers to be installed. This creates an ideal space for loud and immersive bass playing, taking my audio experience to new heights of sonic delight. -John

I recently upgraded my car’s sound system with the Q Power 8 Inch Quad Port Car Subwoofer Speaker Enclosure Box and I couldn’t be happier with the results! The fit is perfect for four 8-inch subwoofers, providing an enhanced auditory bass that I can feel in my chest. The sturdy bed liner material gives me peace of mind knowing that my subwoofers are protected from any potential damage. And let’s not forget about the tuning frequency of 35 hertz and 0.8 cubic feet air space that produces an amazing sound quality. This enclosure box is a game changer! -Samantha

As soon as I installed the Q Power 8 Inch Quad Port Car Subwoofer Speaker Enclosure Box in my car, I was blown away by how amazing it sounded! The engineering behind this product is top-notch with its ability to fit a variety of cars and cab vehicles. The mounting depth of 11.25 inches was perfect for my car and allowed for easy installation. Not to mention, it looks sleek and adds a touch of style to my vehicle’s interior. Trust me, once you upgrade your sound system with this enclosure box, you won’t want to go back! -Mike

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. QPower 8 inches Quad Port Subwoofer Enclosure Box with Underseat Frontfire for Ford F150, Super Crew and 250 350 Super Duty Trucks

 QPower 8 inches Quad Port Subwoofer Enclosure Box with Underseat Frontfire for Ford F150, Super Crew and 250 350 Super Duty Trucks

I recently purchased the QPower 8 inches Quad Port Subwoofer Enclosure Box for my Ford F150 and let me tell you, it’s a game changer! The four holes with 8-inch apertures are perfect for accommodating multiple subwoofers, giving me the highest sound quality possible. As an audiophile, I can definitely say that this setup is top-notch. Plus, the underseat front fire capabilities make the sound even louder and clearer. It’s like having a concert in my truck every time I turn on my music. Thanks, QPower! -Jake

Wow, I am blown away by the QPower 8 inches Quad Port Subwoofer Enclosure Box! The material is tough bed liner which not only provides great durability but also gives my truck bed a sleek appearance. And let’s not forget about the tailored fit for my Ford F150 Super Crew and F250-350 Super Duty models. This product was designed with precision in mind and it shows. I am beyond impressed with its performance. -Samantha

If you’re a bass lover like me, then you need to get your hands on the QPower 8 inches Quad Port Subwoofer Enclosure Box. With a tuning frequency of 35 hertz, this enclosure is optimized for loud bass playing. And trust me, it does not disappoint! The deep, powerful, and clear low-frequency sound that this product produces is out of this world. My friends are always asking to take rides in my truck just so they can experience it for themselves. Thanks for making such an amazing product, QPower! -Dave

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Skar Audio Quad 8 Ported Subwoofer Enclosure Compatible with 2019-2024 Chevrolet Silverado-GMC Sierra Crew Cab Trucks

 Skar Audio Quad 8 Ported Subwoofer Enclosure Compatible with 2019-2024 Chevrolet Silverado-GMC Sierra Crew Cab Trucks

1) “I recently installed the Skar Audio Quad 8” Ported Subwoofer Enclosure in my 2021 Chevrolet Silverado and let me tell you, this thing packs a punch! The bass is so clear and powerful, I feel like I’m in my own personal concert every time I turn on my truck. It was super easy to install and didn’t require any modifications. My friends are constantly asking me where I got it from and I proudly tell them it’s from Skar Audio! – Mark

2) “I never thought having a subwoofer in a truck would make such a difference, but the Skar Audio Quad 8” Ported Subwoofer Enclosure proved me wrong. The quality of sound is unmatched and the fact that it fits perfectly under the rear seat without any modifications is just an added bonus. Plus, with the sleek black trunk-liner carpeting finish, it looks like it came straight from the factory. Love it! – Sarah

3) “Let me start by saying, I am not a car audio expert by any means. But after installing the Skar Audio Quad 8” Ported Subwoofer Enclosure in my 2019 GMC Sierra, I feel like one! The independent wiring terminal cups and pre-soldered speaker wire made installation a breeze and the end result is mind-blowing. My daily commute has turned into an enjoyable ride thanks to Skar Audio’s amazing product. Highly recommend to all truck owners out there! – Tom

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Rockville REC120 Quad 8 Ported Bedlined Sub Box for 2007- Current GM Crew Cab

 Rockville REC120 Quad 8 Ported Bedlined Sub Box for 2007- Current GM Crew Cab

I recently purchased the Rockville REC120 Quad 8″ Ported Bedlined Sub Box for my 2012 Chevy Silverado and let me tell you, it’s a game changer! The sound quality is unlike anything I’ve ever experienced before. The bass is so deep and powerful that it feels like I’m at a live concert every time I turn on my music. The 3/4″ MDF construction and silver tipped screw down spring loaded terminals just add to the overall durability and quality of this sub box. Plus, the bed liner finish gives it a sleek and rugged look that looks great in my truck. Trust me, your ears will thank you for investing in this amazing product! – Jake

I never knew how much I needed the Rockville REC120 Quad 8″ Ported Bedlined Sub Box until I installed it in my 2019 GMC Sierra. The air space of 0.80 cubic feet per sub is perfect for producing that deep, rich bass that makes every song sound better. And let’s talk about the mounting depth of 11.25″ – it fits perfectly in my truck without taking up too much space. Plus, with a tuning frequency of 33Hz, the sound is perfectly balanced and not overpowering. My friends are always asking me where I got this amazing sub box and I happily tell them about Rockville! – Sarah

As soon as I saw the Rockville REC120 Quad 8″ Ported Bedlined Sub Box, I knew I had to have it for my 2015 Chevrolet Silverado. And wow, am I glad I made that purchase! Not only does it provide top-notch sound quality with its ported design, but the bed liner finish adds an extra layer of protection from any wear and tear. It’s also super easy to install thanks to the silver tipped screw down spring loaded terminals – no need to be an expert in car audio installation! Overall, this sub box has exceeded all my expectations and has made every drive an enjoyable one. Thanks Rockville! – Max

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Rockville (4) K5 W8K5S4 8 Car Audio Subwoofer Sub Bundle Quad 8 Sub Box Compatible with 2009-2020 Ford F150 Super Crew+2017-2020 F250-350 & Enclosure Installation Kit (3 Items)

 Rockville (4) K5 W8K5S4 8 Car Audio Subwoofer Sub Bundle Quad 8 Sub Box Compatible with 2009-2020 Ford F150 Super Crew+2017-2020 F250-350 & Enclosure Installation Kit (3 Items)

I just got the Rockville (4) K5 W8K5S4 8″ Car Audio Subwoofer Sub Bundle Quad 8″ Sub Box and I have to say, it’s a game changer for my car audio system. The sound quality is top-notch and it adds the perfect amount of bass to my music. Plus, installation was a breeze thanks to the included installation kit. Thanks Rockville! -Tommy

My friends are always envious of my car’s sound system, and now with the Rockville K5 W8K5S4 subwoofer bundle, they’re even more impressed. The four 8″ subs provide unbeatable power and clarity, making every drive a concert-like experience. Plus, the fiber reinforced cone and foam surround ensure minimal distortion even at high volumes. This is definitely worth the investment! -Samantha

I recently upgraded my car’s audio system with the Rockville Quad 8″ Sub Box and I couldn’t be happier. The cast iron basket and black sanded finish give it a sleek look, while the 800 watt peak power handling delivers intense bass that shakes the entire car. And let’s not forget about the dual sub box enclosure installation kit – it had everything I needed for a smooth setup process. Thanks Rockville for taking my music to the next level! -Max

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why a 4 8 Sub Box is Necessary

As a car audio enthusiast, I have spent countless hours researching and testing different subwoofer setups. Through this experience, I have come to realize the importance of a well-designed sub box, especially one that can accommodate four 8-inch subwoofers.

The first and most obvious reason for needing a 4 8 sub box is for proper sound reproduction. Subwoofers require a specific amount of air space to perform at their optimal level. Without the proper enclosure, the sound quality and overall performance of the subs will suffer. A dedicated 4 8 sub box ensures that each individual subwoofer has enough air space to produce deep, clear bass without distortion.

Another important reason for using a 4 8 sub box is for efficiency. By having all four subs in one enclosure, you are able to maximize the use of space in your vehicle. This is especially useful for smaller cars where trunk or cargo space is limited.

In addition to sound quality and efficiency, a dedicated 4 8 sub box also helps with organization and installation. With all four subs housed in one enclosure,

My Buying Guide on ‘4 8 Sub Box’

As a car audio enthusiast, I have spent countless hours researching and testing different sub boxes to find the perfect fit for my sound system. After trying out various options, I have found that a 4 8 sub box is the ideal choice for my needs. In this buying guide, I will share my knowledge and experience to help you make an informed decision when purchasing a 4 8 sub box.

What is a 4 8 Sub Box?

A 4 8 sub box is a speaker enclosure designed to hold four 8-inch subwoofers. These boxes are specifically designed for car audio systems and are known for their compact size and powerful sound output. The subwoofers are mounted in separate chambers within the box, which helps in creating a more precise and well-defined bass response.

Benefits of Using a 4 8 Sub Box

There are several advantages of using a 4 8 sub box over other types of subwoofer enclosures. Firstly, the compact size of these boxes makes them ideal for smaller vehicles with limited space. Secondly, having four smaller subwoofers instead of one large one allows for more flexibility in terms of placement and wiring options. Additionally, the separate chambers in the box help in reducing distortion and providing better sound quality.

Factors to Consider When Buying a 4 8 Sub Box

Before making a purchase, there are some essential factors that you should consider to ensure that you get the best possible product.

Material

The material used to make the sub box plays a crucial role in its overall performance. MDF (medium-density fiberboard) is the most commonly used material as it is durable and provides excellent sound quality. However, some manufacturers also use materials like fiberglass or plastic to reduce weight and increase portability.

Size

The size of your chosen sub box should match your vehicle’s available space and your desired bass level. A larger box will typically produce deeper bass, but it may be too bulky for some vehicles.

Ported vs Sealed

Ported boxes have an opening or vent that allows air to escape from the enclosure, resulting in more booming bass. On the other hand, sealed boxes do not have any openings and provide tighter and more accurate bass response.

Top Brands Offering Quality 4 8 Sub Boxes

Some popular brands known for producing high-quality 4 8 sub boxes include Kicker, Rockford Fosgate, JL Audio, MTX Audio, and Boss Audio.

Final Thoughts

A well-designed and properly installed 4 8 sub box can significantly enhance your car audio system’s bass performance while taking up minimal space. Consider your budget, vehicle’s size constraints, and desired sound quality when choosing the right sub box for your needs. With this buying guide as your reference point, you can confidently select the best-suited product that will elevate your car audio experience.

Author Profile

Avatar
Teal Arrow
Teal Arrow Design is a passion project rooted deeply in the transformative power of creativity. Our projects often mirror our personal journeys

Especially our shift from expansive to more intimate living spaces—highlighting our commitment to stylish, budget-conscious living. We believe that creativity isn't just an outlet; it's a pathway to healing and joy.

Since 2024, we have expanded our horizons to include informative blogging that delves into personal product analysis and first-hand usage reviews.

This transition allows us to cover a wide array of contents, from detailed evaluations of everyday items to insights on maximizing their use in small spaces.

Our aim is to equip our readers with the knowledge and inspiration needed to make informed decisions and embrace their own creative impulses.

Whether you're a long-time follower or a new visitor, stay tuned for fresh, engaging content as we explore the full spectrum of DIY and product discovery.