Car Subwoofers with a Box (Loaded Sub Boxes) for your 2004 CTS

Save time and money by purchasing a sub and box together. We carry enclosed sub boxes with a single subwoofer, as well as enclosures with 2 subs or more. Additionally, we have complete packages that also include a power amplifier and amp kit.

Your Vehicle

Explore universal-fit product options for your 2004 CTS

Vehicle-specific solutions are not available in this category.

Update vehicle | Remove vehicle | Vehicle store

Shop by Category

Products in these categories contain items that carry a guarantee to fit your Cadillac CTS (change vehicle)

All Car Subwoofers with Boxes

Thumbnail icon for Car Bass Packages & Powered Subs

Bass Packages & Powered Subwoofers

Thumbnail icon for Sealed Enclosure Boxes with Car Subwoofers

Sealed Boxes with Subwoofers

Thumbnail icon for Ported Enclosure Boxes with Car Subwoofers

Ported Boxes with Subwoofers

Thumbnail icon for Shallow-mount & Truck Boxes with Car Subwoofers

Shallow-mount Boxes with Subwoofers

Subwoofer Bass Tubes

Additional Categories

You can shop these categories, but we cannot guarantee fit and/or we do not have products that fit your vehicle.

Custom-fit Subwoofer Boxes

Top sellers

Clear all

All About

Car Subwoofers with a Box (Loaded Sub Boxes)

Information about Enclosures loaded with Subwoofers: We carry both non-amplified and amplified boxes loaded with subs. Amplified subwoofer enclosure boxes include an amplifier specifically designed for a subwoofer and vice versa. Either way, you save plenty of trunk space with these combo packages, especially if you buy angled enclosures loaded with subs. These boxes allow you to squeeze subs behind your vehicle's seats. You can also buy vehicle specific subwoofer boxes loaded with subs such as our JL Audio Stealthboxes or our MTX ThunderForm enclosures. These custom built subwoofer boxes are designed to match your vehicle's dimensions and interior.

Car Subwoofers with an Enclosure or Box Frequently Asked Questions (FAQ)

What is a car subwoofer with an enclosure/box, and why do I need one?

A car subwoofer with an enclosure, also known as a subwoofer box, is a complete package that includes both the subwoofer driver and a specially designed enclosure. The enclosure serves as a housing for the subwoofer, providing it with the necessary air space and acoustic environment to operate efficiently and produce optimal bass performance. Purchasing a subwoofer with an enclosure ensures that the subwoofer is matched to the correct enclosure type, whether it's sealed, ported, or bandpass, for the best sound quality and bass response. Additionally, using an enclosure prevents the subwoofer from interfering with other vehicle components and protects it from damage. A car subwoofer with an enclosure simplifies the installation process and guarantees a well-matched audio setup for an immersive and enjoyable bass experience.

What are the different types of enclosures available for car subwoofers?

Car subwoofers with enclosures are available in three main types: sealed enclosures, ported enclosures, and bandpass enclosures. Sealed enclosures provide accurate and tight bass response with excellent power handling, making them suitable for various music genres. Ported enclosures have a port or vent that allows air to move in and out, enhancing bass output and efficiency. Ported enclosures are ideal for those who enjoy deep and booming bass. Bandpass enclosures use a combination of sealed and ported chambers to produce the most forceful and intense bass output. They are suitable for enthusiasts seeking the loudest and most impactful bass. The choice of enclosure type depends on personal preferences and the desired bass characteristics.

How do I know if the car subwoofer and enclosure are compatible?

Ensuring compatibility between the car subwoofer and the enclosure is crucial for optimal performance. The subwoofer's specifications, including its size, power handling, and recommended enclosure type, should match the enclosure's specifications. Before purchasing a subwoofer with an enclosure, carefully read the manufacturer's specifications for both products. Pay attention to the recommended air space for the subwoofer, as this will determine the correct enclosure size. Additionally, consider the subwoofer's impedance and power handling rating to ensure it matches your amplifier's output and impedance load. If you have any doubts about compatibility, consult with a car audio expert who can recommend suitable subwoofers with compatible enclosures for your audio system.

Are car subwoofers with enclosures easy to install, or do I need professional assistance?

Installing a car subwoofer with an enclosure can range from relatively straightforward to more complex, depending on your experience with car audio installations and the type of enclosure. Basic installations, such as placing the enclosure in the trunk or rear cargo area, can be done by those with some DIY skills and basic tools. However, more intricate installations, such as custom mounting or integrating the enclosure into the vehicle's interior, may require professional assistance to ensure proper fitment and wiring. It's essential to secure the enclosure properly to prevent any movement or rattling while driving. If you are unsure about the installation process or lack experience with car audio installations, seeking help from a certified car audio installer is recommended. They have the expertise and tools to install the subwoofer and enclosure correctly, maximizing its performance and ensuring a seamless integration into your vehicle's audio system.

Can I use a car subwoofer with an enclosure in any vehicle, or are there size limitations?

While car subwoofers with enclosures are designed to fit in various vehicles, there are size limitations to consider. The size of the enclosure, as well as the subwoofer's dimensions, should be compatible with the available space in your vehicle. Measure the area where you plan to install the enclosure, considering the depth, width, and height. Ensure that the enclosure fits securely and does not obstruct any other vehicle components. Some vehicles, such as compact cars or trucks with limited space, may require slim or shallow-mount subwoofers and enclosures to fit properly. It's essential to select a subwoofer with an enclosure that matches your vehicle's available space while delivering the desired bass performance. If you are unsure about the size limitations, consult with a car audio expert who can recommend suitable subwoofers with enclosures that fit your vehicle's specific requirements.

If you're on the hunt for the perfect Car Subwoofers with an Enclosure or Box to elevate your bass experience, look no further. Explore our extensive selection of car subwoofers bundled with enclosures or boxes, and discover the best quality options to enhance your car audio system. Don't compromise on sound quality - shop now and find the ideal subwoofer setup that will take your driving moments to a whole new level!

Car subwoofers with an enclosure or box offer a complete and convenient bass solution for your vehicle's audio system. These packages come pre-assembled with a subwoofer and a perfectly matched enclosure or box, ensuring optimal performance and compatibility. By opting for a bundled package, you save time and effort in selecting separate components, and you can rest assured that the subwoofer and enclosure are designed to work seamlessly together.

One of the main advantages of car subwoofers with an enclosure or box is their ease of installation. These packages are designed for straightforward installation, making it accessible for both car audio enthusiasts and beginners. The enclosed design of the subwoofer in the box helps to enhance bass response and reduce distortion, resulting in a cleaner and more powerful bass output.

Additionally, car subwoofers with enclosures or boxes often come in various sizes and configurations to cater to different audio preferences and vehicle constraints. Whether you're looking for a compact setup for a smaller vehicle or a more substantial bass setup for a larger vehicle, there's a wide range of options available to suit your needs.

At Sonic Electronix, we take pride in assisting our visitors in finding the perfect Car Subwoofers with Enclosure or Box to suit their specific requirements. Our team of audio specialists is dedicated to providing expert guidance and support throughout the selection process. If you have any questions or need advice on choosing the right subwoofer and enclosure combination for your vehicle, our knowledgeable staff is here to help.

Feel free to call our customer service team at 1-502-200-8010 for personalized assistance. We are committed to ensuring that you make an informed decision and achieve the best possible bass setup for your car audio system.

Popular Brands in Car Subwoofers with a Box (Loaded Sub Boxes)

Shop all brands

Hide all brands

Related Categories in Car Subwoofers with a Box (Loaded Sub Boxes)

Products in these categories contain items that carry a guarantee to fit your Cadillac CTS (change vehicle)

Car Bass Packages & Powered Subs

Empty Car Subwoofer Enclosures & Boxes

Additional Related Categories in Car Subwoofers with a Box (Loaded Sub Boxes)

You can shop these categories, but we cannot guarantee fit and/or we do not have products that fit your vehicle.

Custom-fit Subwoofer Boxes

We love people and we're ready to help you! See what separates us from our competition.

Free perks, no Prime^TM fees

Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.

Free install gear for stereos

Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.

Authentic & Authorized

We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.

View best sellers, deals, and more

Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!

Learn about All Car Audio

We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!

Call or email our experts

Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!

Why Shop With Us?

Subscribe

Welcome to the Team!

Car Subwoofers with a Box (Loaded Sub Boxes) for your 2004 CTS

Your Vehicle

Shop by Category

Additional Categories

Top sellers

Alpine PWE-S8-MRN

Alpine PWE-S8-MRN

JBL BassPro Go (JBLSUBBPGOV2AM)

JBL BassPro Go (JBLSUBBPGOV2AM)

Cerwin-Vega XE10DV

Cerwin-Vega XE10DV

JL Audio MicroSub+ ACP110LG-TW1

JL Audio MicroSub+ ACP110LG-TW1

Bazooka BTA6100 (Open Box, Great)

Bazooka BTA6100 (Open Box, Great)

Kicker Comp TC10 (43TC104)

Kicker Comp TC10 (43TC104)

JL Audio MicroSub+ ACP108LG-W3v3

JL Audio MicroSub+ ACP108LG-W3v3

Kicker TRTP102 (48TRTP102)

Kicker TRTP102 (48TRTP102)

Deaf Bonce Machete ML-10A (ML10A)

Deaf Bonce Machete ML-10A (ML10A)

JL Audio PowerWedge TW3 CS110TG-TW3

JL Audio PowerWedge TW3 CS110TG-TW3

Rockford Fosgate Power T1D210 + Belva MDFS10 Subwoofer Enclosure

Rockford Fosgate Power T1D210 + Belva MDFS10 Subwoofer Enclosure

Alpine SBT-S10V

Alpine SBT-S10V

Wet Sounds WS-SUB 650 ES

Wet Sounds WS-SUB 650 ES

Bazooka BTA8100FHC (Open Box, Good)

Bazooka BTA8100FHC (Open Box, Good)

Rockford Fosgate Punch P1 P1-2X10

Rockford Fosgate Punch P1 P1-2X10

Kicker DCWR102 (48DCWR102)

Kicker DCWR102 (48DCWR102)

Pioneer TS-WX400DA

Pioneer TS-WX400DA

NVX NE122S w/ Kicker CompVT CVT124 (52CVT124)

NVX NE122S w/ Kicker CompVT CVT124 (52CVT124)

Alpine RS-SB12 (Open Box, Great)

Alpine RS-SB12 (Open Box, Great)

Cerwin-Vega VPAS841

Cerwin-Vega VPAS841

All About

Car Subwoofers with an Enclosure or Box Frequently Asked Questions (FAQ)

Popular Brands in Car Subwoofers with a Box (Loaded Sub Boxes)

Related Categories in Car Subwoofers with a Box (Loaded Sub Boxes)

Additional Related Categories in Car Subwoofers with a Box (Loaded Sub Boxes)

Are you sure you want to clear your garage?

This category was not designed for products.

Didn't find your car?

Account

Shopping help

Company

Everyday heroes

Brand stores

Useful links