Sub Boxes

Custom-Fit and Universal Subwoofer Enclosures for Optimal Bass Performance.

Sub Boxes Collection

Discover the perfect sub-enclosures to elevate your car audio experience. Our Sub Boxes Collection combines diverse, high-quality enclosures to meet various needs and preferences. Whether you seek tight, precise bass or deep, powerful lows, we have the right solution for you. Choose from sealed, ported, and dual specialty enclosures, all crafted with premium materials to ensure durability and peak performance.

Our subwoofer system boxes are compatible with various vehicles and subwoofer models, making finding the ideal fit for your setup easy. Each box in our collection is designed to optimize acoustic performance, delivering enhanced bass response to bring your music to life. Detailed product specifications and compatibility information help you make the best choice for your car's unique audio system.

Please navigate our collection easily using filters to sort by size, type, and compatibility. Whether you're an experienced audio enthusiast or just starting, we offer everything you need to boost your car audio system. Browse our selection today and discover why our sub-enclosures are perfect for your audio upgrade.

Sub Boxes - Audio Intensity

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Sub Boxes

Showing 13 - 24 of 88 results
Proline X Performance P12 - S Sealed Enclosure for 12" Subwoofers|Proline X|Audio Intensity Proline X Performance P12 - S Sealed Enclosure for 12" Subwoofers|Proline X|Audio Intensity
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Proline X

Proline X Performance P12-S Sealed Enclosure for 12" Subwoofers

Regular price $ 149.99
Sale price $ 149.99 Regular price $ 179.99
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Premium 12-inch Sealed Subwoofer Box for Exceptional Sound Upgrade your vehicle's audio system with our...
Proline X Performance P10D-S Sealed Enclosure for Dual 10" Subwoofers|Proline X|Audio Intensity Proline X Performance P10D-S Sealed Enclosure for Dual 10" Subwoofers|Proline X|Audio Intensity
Proline X

Ultimate Sound Precision: Dual 10" Sealed Subwoofer Enclosure

Regular price $ 149.99
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Proline X Performance P10D-S Sealed Enclosure for Dual 10" Subwoofers Introducing the Proline X Performance...
Proline X Ported Sub Box for 10 inch Subwoofers|Proline X|Audio Intensity Proline X Ported Sub Box for 10 inch Subwoofers|Proline X|Audio Intensity
Proline X

Proline X Ported Sub Box for 10 inch Subwoofers

Regular price $ 149.99
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  Proline X Performance P10-P Ported Sub Box for 10" Subwoofers The Proline X Performance...
Dual 8 Sub Enclosure|Proline X|Audio Intensity Proline X Subwoofer Enclosures Proline X Performance P8D-P Ported Enclosure for Dual 8" Subwoofers
Proline X

Proline X Ported Sub Box for Dual 8 inch subwoofers

Regular price $ 155.00
Sale price $ 155.00 Regular price
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Proline X Performance Ported Enclosure for Dual 8" Subwoofers Upgrade Your Audio Adventure Are you...
Proline X Performance Optimized Sealed Enclosure for Single 12" Arc Audio Subwoofers|Proline X|Audio Intensity Proline X Performance Optimized Sealed Enclosure for Single 12" Arc Audio Subwoofers|Proline X|Audio Intensity
Proline X

Proline X Performance Optimized Sealed Enclosure for Single 12" Arc Audio Subwoofers

Regular price $ 159.99
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Introduction Experience the pinnacle of audio performance with the Proline X Enclosure, expertly crafted for...
Proline - X Dual 6.5" Ported Subwoofer Enclosure - Precision Sound Performance|Proline X|Audio Intensity Proline - X Dual 6.5" Ported Subwoofer Enclosure - Precision Sound Performance|Proline X|Audio Intensity
Proline X

Proline-X Dual 6.5" Ported Subwoofer Enclosure - Precision Sound Performance

Regular price $ 159.99
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Upgrade Your Car Audio with the Proline X 6.5" Dual Ported Subwoofer Enclosure The Proline...
Proline X Performance P15-S Sealed Enclosure for 15" Subwoofers|Proline X|Audio Intensity Proline X Performance P15-S Sealed Enclosure for 15" Subwoofers|Proline X|Audio Intensity
Proline X

Premium 15-Inch Sealed Subwoofer Enclosure

Regular price $ 160.00
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Product Overview: Proline-X P15-S Sealed Enclosure The Proline-X P15-S Sealed Enclosure is designed for audio...
Proline X Performance P12-P Ported Enclosure for 12" Subwoofers|Proline X|Audio Intensity Proline X Performance P12-P Ported Enclosure for 12" Subwoofers|Proline X|Audio Intensity
Proline X

Proline X Performance P12-P Ported Box for 12 inch Subwoofers

Regular price $ 169.99
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Proline X Performance P12-P Ported Enclosure for 12" Subwoofers: Enhance Your Sound Quality The Proline-X...
Proline X Performance P10D-P Ported Enclosure for Dual 10" Subwoofers|Proline X|Audio Intensity Proline X Performance P10D-P Ported Enclosure for Dual 10" Subwoofers|Proline X|Audio Intensity
Proline X

Proline X Performance P10D-P Ported Box for Dual 10 inch Subs

Regular price $ 169.99
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  Proline X Performance P10D-P Ported Enclosure for Dual 10" Subwoofers Unmatched Quality, Unbeatable Performance...
Proline X Performance Optimized Sealed Enclosure for Dual 10" Arc Audio Subwoofers|Proline X|Audio Intensity Proline X Performance Optimized Sealed Enclosure for Dual 10" Arc Audio Subwoofers|Proline X|Audio Intensity
Proline X

Proline X Performance Optimized Sealed Enclosure for Dual 10" Arc Audio Subwoofers

Regular price $ 169.99
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Unleash Premium Sound with Proline X Enclosures Maximize the potential of your dual 10" Arc...
Arc Audio A10 10" Subwoofer System|Proline X|Audio Intensity Arc Audio A10 10" Subwoofer System|Proline X|Audio Intensity
Proline X

Arc Audio A10 10" Subwoofer System

Regular price $ 179.99
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Unmatched Sound Quality in a Slimline Design Dive deeper into the unparalleled audio experience with...
Eton M10 10" Subwoofer System|Proline X|Audio Intensity Eton M10 10" Subwoofer System|Proline X|Audio Intensity
Proline X

Eton M10 10" Subwoofer System

Regular price $ 179.99
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Unmatched Sound Quality in a Slimline Design Dive deeper into the unparalleled audio experience with...
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All About Sub Boxes

Sub-enclosures, often referred to simply as "sub boxes," play a crucial role in shaping the sound quality of your car audio system. They provide an enclosure for your subwoofer, controlling the airflow and enhancing the bass output to deliver the deep, impactful sound that makes your music come alive. To fully understand sub enclosures, it’s essential to learn about their different types, how they affect sound, and how to select the right one for your needs, whether you own a Jeep Wrangler, GMC Crew Cab truck, or Dodge Ram.

Types of Subwoofer Boxes

Several types of sub-enclosures are designed to produce different sound characteristics. The three main types are sealed, ported, and bandpass enclosures.

Sealed Subwoofer Boxes

Sealed subwoofer boxes are airtight enclosures that provide a controlled environment for the subwoofer. This type of enclosure is known for delivering tight, precise bass with excellent accuracy. Sealed boxes are perfect for those who prefer a more refined and controlled bass sound rather than the earth-shaking thumps. The design limits air movement inside the box, resulting in a more focused and punchy bass response.

Sealed boxes often require less power to deliver impactful bass, making them an ideal choice if you are working with a mono amplifier. They are also more compact, fitting easily behind the passenger side seat in vehicles like Jeep Wrangler JKs or GMC Crew Cab models. If your system uses subwoofers from brands like JL, Alpine, or Kicker, a sealed box can help you get the most out of your sub's RMS rating, achieving an optimal total impedance for your setup.

Ported Subwoofer Boxes

Ported sub-enclosures, also known as vented enclosures, feature a port or vent that allows air to move freely in and out of the box. This design increases the woofer's efficiency and produces deeper, louder bass than sealed enclosures. If you enjoy feeling the bass in your chest or want a quad system to fill a larger vehicle with sound, a ported box may be the right choice, especially in crew cab models or a Jeep Wrangler.

Loaded ported boxes can handle higher peak power, making them suitable for pushing their system to the limits. These boxes pair well with powerful amps that drive woofers at higher wattage levels. However, ported enclosures are typically larger, so you need enough room to accommodate them, such as in a Dodge Ram or Ford truck. Proper port tuning is essential to minimize distortion and achieve a clean, deep bass sound that matches the ohm rating of your subwoofer.

Bandpass Subwoofer Boxes

Bandpass sub-enclosures are a more specialized type of enclosure that combines elements of both sealed and ported designs. These enclosures have two chambers: one sealed and one ported. The woofer is mounted inside the sealed chamber, and the sound waves are directed through the ported chamber. An incredibly efficient enclosure delivers maximum output within a specific frequency response range, measured in Hz.

Bandpass enclosures are ideal for achieving high sound pressure levels (SPL) and turning heads with your bass. They are often tailored for specific subwoofers, making them less versatile than sealed or ported options. If you have a specific vehicle, like a Jeep Wrangler or Dodge Ram, and want the perfect sub box for maximum performance, a custom bandpass box might be the way to go. Remember, these boxes are bulkier and typically require a powerful amp to perform at their best.

Choosing the Right Subwoofer Enclosure for Enhanced Bass

Choosing the right sub box depends on several factors, including the type of music you listen to, the available space in your vehicle, and your personal sound preferences.

  • Music Preferences: A ported or bandpass box might be ideal if you primarily listen to bass-heavy tracks like hip-hop or EDM. These enclosures are designed to enhance low-frequency output and provide that booming bass effect. On the other hand, if you prefer a more accurate and tight bass response, a sealed box will give you the clarity you need. Many Jeep Wrangler owners prefer sealed boxes for their compact size and tight bass.
  • Space Constraints: Consider how much space you have in your vehicle. Sealed enclosures are typically smaller, making them a good fit for compact vehicles like Jeep Wranglers or truck passenger side space. Ported and bandpass boxes are larger and may require more room, which makes them a better fit for larger trucks like Ford or GMC Crew Cab models.
  • Power Requirements: Sealed boxes are generally more power-efficient, requiring less wattage to deliver impactful bass. Ported and bandpass enclosures can produce higher output but may need more power to reach their full potential, especially when using a mono amplifier. Match your amplifier's watt output to your subwoofer and enclosure for the best results.

Materials (MDF) and Build Quality

The materials used in constructing a subwoofer box are crucial to its performance. Due to its rigidity and durability, most subwoofer enclosures are made from Medium-Density Fiberboard (MDF). MDF helps reduce resonance, which can negatively impact sound quality. Thicker MDF (typically 3/4 inch or greater) is preferable for better performance, as it minimizes unwanted vibrations and flexing.

Some woofer boxes also feature internal bracing to add extra strength and stability, reducing the likelihood of unwanted resonance. A well-built box will have a solid, airtight construction, with tightly sealed joints and no air leaks. Prefab subwoofer boxes, which are pre-made, can offer convenience, but custom-built options may provide better tuning to match your specific subwoofer, amp, and vehicle setup.

Custom vs. Prefab Subwoofer Boxes

When it comes to choosing a subwoofer box, you have the option of selecting a prefabricated (pre-made) enclosure or building a custom box. Prefabricated subwoofer boxes, including options for Chevy Extended Cab models, are designed to accommodate a range of subwoofer sizes and are generally more affordable and convenient. They are a good choice for those looking for a quick and easy solution, especially if you are upgrading a Jeep Wrangler or GMC Crew Cab truck.

On the other hand, custom sub boxes are explicitly tailored to your vehicle and woofer. A custom enclosure can be designed to maximize your vehicle's available power handling space, like the under-seat area of a crew cab model, and fine-tune the acoustics to meet your specific needs. Custom boxes are ideal for enthusiasts who want the best performance out of their car audio system, mainly when working with specific subwoofer brands like JL or Alpine.

Installation Tips

Proper installation of your sub box is key to getting the best sound quality. Here are a few tips to ensure a successful setup:

  • Positioning: Place the sub box in an area of your vehicle with sufficient room to perform optimally. Common locations include the trunk or under a rear seat, like the passenger side of a Jeep Wrangler or a crew cab truck. Ensure that the subwoofer has enough clearance to allow for proper air movement.
  • Secure the Box: Make sure the sub box is securely fastened to prevent it from moving around while driving. Movement can cause vibrations and negatively affect sound quality, particularly in larger vehicles like Dodge Rams.
  • Wiring: Use high-quality wiring for both the subwoofer and amplifier connections. Proper gauge wires ensure that the subwoofer receives enough power (in watts) to operate effectively, enhancing your amp's output and optimizing sound quality.

Adding a woofer box to your car audio system can transform your listening experience by delivering rich, deep bass that standard speakers simply can’t reproduce. Whether you’re looking for a simple sealed enclosure for clarity or a ported box for extra punch, the right sub-enclosure can make all the difference in vehicles like Jeep Wranglers, Ford trucks, or GMC Crew Cabs.

For those seeking a fully immersive experience, consider pairing your subwoofer box with a high-quality amplifier and tuning your system for optimal performance. Every component in your car audio setup works together to create the final sound, so investing in a quality sub box is an essential step toward achieving the best possible audio experience. We offer free shipping on many of our products, ensuring you get the perfect sub box delivered straight to your door with ease.

Browse our collection today to find the subwoofer box that best matches your vehicle, style, and sound preferences. With the right sub box, you can bring out the full potential of your music and enjoy every beat as it was meant to be heard.

Sub Boxes

Frequently Asked Questions

What is the difference between sealed and ported subwoofer boxes?

Which subwoofer box is best for hip-hop music?

Do I need more power for a ported subwoofer box?

How does box material affect subwoofer performance?

Are custom subwoofer boxes better than prefabricated ones?

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