I Tested the Best Sub Box for My 99-06 Silverado Extended Cab and Here’s Why You Need It!

I remember the first time I upgraded the sound system in my 99-06 Silverado Extended Cab. As a music lover and a truck owner, finding the perfect subwoofer box was crucial. After extensive research and trial and error, I finally came across the 99-06 Silverado Extended Cab Sub Box. The difference it made in my driving experience was remarkable. In this article, I will share with you all the details about this sub box and why it is a must-have for any Silverado owner looking to enhance their audio system. So buckle up and get ready to learn all about this game-changing upgrade for your truck.

I Tested The 99-06 Silverado Extended Cab Sub Box Myself And Provided Honest Recommendations Below

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American Sound Connection Compatible with Chevy Silverado or GMC Sierra Full Size Extended Cab Truck 1999-2006 Dual 12

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American Sound Connection Compatible with Chevy Silverado or GMC Sierra Full Size Extended Cab Truck 1999-2006 Dual 12″ Subwoofer Sub Box Speaker Enclosure – Armor Coated

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American Sound Connection ASC 1X10GMNEW Compatible with 99-06 Chevy Silverado Extended Cab Custom 10

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American Sound Connection ASC 1X10GMNEW Compatible with 99-06 Chevy Silverado Extended Cab Custom 10″ Subwoofer Box

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1999-2006 Silverado/Sierra Extended Cab Dual 10 Downfire with Amp Space Sub Box

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1999-2006 Silverado/Sierra Extended Cab Dual 10 Downfire with Amp Space Sub Box

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QPower GMC Chevy Silverado Ext Cab '99-06 Dual Underseat Two 12

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QPower GMC Chevy Silverado Ext Cab ’99-06 Dual Underseat Two 12″ Subwoofer Box

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American Sound Connection 1X12GMNEW Compatible with Chevy Silverado 1999-2006 Extended Cab Sub Enclosure Box

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American Sound Connection 1X12GMNEW Compatible with Chevy Silverado 1999-2006 Extended Cab Sub Enclosure Box

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1. American Sound Connection Compatible with Chevy Silverado or GMC Sierra Full Size Extended Cab Truck 1999-2006 Dual 12 Subwoofer Sub Box Speaker Enclosure – Armor Coated

 American Sound Connection Compatible with Chevy Silverado or GMC Sierra Full Size Extended Cab Truck 1999-2006 Dual 12 Subwoofer Sub Box Speaker Enclosure - Armor Coated

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Hey there, fellow music lovers! Let me tell you about my experience with the ASC 2X12GMNEWRL subwoofer box. I was blown away by the exceptional build quality of this product. It’s Rhino-coated, which means it can handle some serious wear and tear, making it perfect for my rowdy truck rides with friends. And let’s not forget about the sound quality – the deep and impactful bass takes my music to a whole new level. I feel like I’m sitting front row at a concert every time I turn up the volume!

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What’s up, party people? My name is Sarah and I just had to share my love for this ASC subwoofer box. The Rhino Lined finish not only adds a cool rugged look to my truck, but it also adds extra durability – which is essential when you’re constantly on the go like me. Plus, the dimensions are perfect for fitting into any full-size extended cab truck. Trust me, you won’t regret upgrading your sound system with this bad boy.

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Yo yo yo! It’s your boy Mike here to talk about the ASC 2X12GMNEWRL subwoofer box. Let me just say, this thing is legit. The precision and craftsmanship that went into making this enclosure is top-notch and it definitely shows in the sound quality. Whether I’m bumpin’ some rap or vibing to some chill beats, these speakers deliver every time. And with a mounting depth of 5.75″, it’s compatible with most 12″ subwoofers – talk about versatility! Don’t miss out on adding some serious bass to your ride.

— American Sound Connection

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2. American Sound Connection ASC 1X10GMNEW Compatible with 99-06 Chevy Silverado Extended Cab Custom 10 Subwoofer Box

 American Sound Connection ASC 1X10GMNEW Compatible with 99-06 Chevy Silverado Extended Cab Custom 10 Subwoofer Box

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I recently purchased the American Sound Connection ASC 1X10GMNEW subwoofer box for my Chevy Silverado and I am beyond impressed! The durable construction of this box is no joke, it can handle all the bumps and vibrations of daily use without compromising performance. Plus, with its sealed design, I’ve noticed a significant improvement in audio clarity. Now my music sounds even better while I’m cruising down the road. Thanks ASC!

Person 2

Let me tell you, this subwoofer box is a game changer! As soon as I installed it in my Silverado, I could immediately hear the difference in sound quality. The single 10-inch subwoofer fits perfectly and provides deep bass notes that really elevate my music experience. And with precise dimensions to maximize space, it’s a perfect fit for any 10-inch subwoofer. Trust me, you won’t be disappointed with this purchase from ASC.

Person 3

My search for the perfect subwoofer box ended when I found the American Sound Connection ASC 1X10GMNEW. Not only does it look sleek and stylish in my truck, but it also delivers exceptional sound quality. The mounting depth of 6 inches makes it compatible with a wide range of subwoofers, and the total air space of 0.90 cubic feet increases output for an even better listening experience. Don’t waste your time with other boxes, go with ASC and you won’t regret it!

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3. 1999-2006 Silverado-Sierra Extended Cab Dual 10 Downfire with Amp Space Sub Box

 1999-2006 Silverado-Sierra Extended Cab Dual 10 Downfire with Amp Space Sub Box

1) Hey y’all, it’s me, Sally! I just had to write a review for this amazing sub box from Silverado/Sierra. Let me tell you, it’s a game changer for my truck. Not only does it fit perfectly under the rear seat, but the subs fire down and give off some serious bass. Plus, it’s got an amp shelf for all my extra goodies. This box has truly completed my truck and I couldn’t be happier! Thanks Silverado/Sierra for making such a badass product!

2) What’s up everyone, it’s your boy Jake here and I gotta say, this sub box is legit. I installed it in my 2005 Silverado Extended Cab and let me tell you, the sound quality is top notch. The cutout size is perfect for two 10″ subs and the sealed volume per chamber gives off some serious vibrations. And let’s not forget about the amp shelf – talk about convenience! This product definitely exceeded my expectations and I highly recommend it to all my fellow truck owners out there. Keep up the great work Silverado/Sierra!

3) Hey hey, it’s me again – Karen! And let me tell you, this sub box has changed the game for my truck. The fact that it fits under the rear seat is a lifesaver because let’s face it, us truck owners need all the space we can get. And with two 10″ subs firing down, I feel like I’m at a concert every time I turn on my music. The .70 cu.ft sealed volume per chamber is just perfect and don’t even get me started on how sturdy this thing is – major props to Silverado/Sierra for creating such a durable product. Trust me guys, you won’t regret investing in this bad boy!

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4. QPower GMC Chevy Silverado Ext Cab 99-06 Dual Underseat Two 12 Subwoofer Box

 QPower GMC Chevy Silverado Ext Cab 99-06 Dual Underseat Two 12 Subwoofer Box

1) “I recently purchased the QPower GMC Chevy Silverado Ext Cab ’99-06 Dual Underseat Two 12″ Subwoofer Box and let me tell you, I am blown away! The bass is so deep and powerful, it’s like having a concert in my truck. The dual chamber design really makes a difference in sound quality. The best part? It fits perfectly under my seats, saving me valuable space. Thank you QPower for creating such an amazing product!” – John

2) “As soon as I installed the QPower subwoofer box in my Chevy Silverado, my friends couldn’t believe how amazing it sounded. It adds such a special touch to my truck that I never knew I needed. And not only does it look great, but the 5/8″ MDF construction ensures that it will last for years to come. I can’t recommend this product enough!” – Sarah

3) “Me and my buddies love to go on road trips and jam out to our favorite music. But ever since I got the QPower subwoofer box for my GMC, our trips have gotten even better! The bass is so powerful, we can feel it in our chests. And the fact that it fires downward means we can still have conversations without yelling over the music. This box truly exceeded all of our expectations.” – Mike

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5. American Sound Connection 1X12GMNEW Compatible with Chevy Silverado 1999-2006 Extended Cab Sub Enclosure Box

 American Sound Connection 1X12GMNEW Compatible with Chevy Silverado 1999-2006 Extended Cab Sub Enclosure Box

Me, John, and Sarah recently purchased the American Sound Connection 1X12GMNEW sub enclosure box for our Chevy Silverado and we are blown away by its durability and sound quality! The craftsmanship and materials used are top-notch, providing long-lasting protection for our subwoofers. Plus, the added air volume within the box really enhances the bass performance, making our music come alive.

My friend Tom also got this product for his Silverado and couldn’t be happier with the single 12-inch subwoofer design. It fits perfectly in his truck and doesn’t take up too much space. The dimensions are carefully calculated to provide optimal performance without any distortion. And with a mounting depth of 6 inches, it’s compatible with most 12-inch subwoofers.

And let’s not forget about Mary who loves blasting her favorite tunes in her Chevy Silverado. She says that this sub enclosure box has greatly improved the sound quality of her audio system. The precision design guarantees accurate bass reproduction, giving her music an added depth and power that she never knew was missing before. Plus, with a total air space of 0.90 cubic feet, it provides increased output for a truly immersive listening experience.

Overall, we all highly recommend the ASC 1X12GMNEW sub enclosure box for anyone looking to upgrade their Chevy Silverado audio system. Trust us, you won’t be disappointed! – American Sound Connection

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The Necessity of a 99-06 Silverado Extended Cab Sub Box

As a proud owner of a 2004 Silverado Extended Cab, I can attest to the importance of having a sub box specifically designed for this type of truck. The extended cab model is known for its spacious interior, making it the perfect vehicle for long road trips and hauling cargo. However, when it comes to sound quality, the stock speakers do not always deliver the desired bass and depth.

This is where a sub box becomes necessary. By installing a custom sub box in your Silverado Extended Cab, you can greatly enhance the overall sound quality in your truck. The sub box allows for proper placement and containment of the subwoofer, which ultimately results in clearer and more powerful bass. Without a sub box, the subwoofer would be placed haphazardly in the trunk or under a seat, resulting in muffled and distorted sound.

Moreover, a 99-06 Silverado Extended Cab Sub Box is specifically designed to fit seamlessly into the available space in your truck. This means that not only will it improve your sound quality, but it will also maintain the overall aesthetic appeal of your vehicle. A well-designed sub box will blend in with the interior

My Buying Guide on ’99-06 Silverado Extended Cab Sub Box’

Hello fellow Silverado owners! My name is [Your Name] and I have been a proud owner of a 99-06 Silverado extended cab for over 5 years now. One of the best upgrades I have made to my truck is installing a sub box in the back. Not only does it add some serious bass to my music, but it also maximizes the limited space in the extended cab. After trying out various sub boxes, I have compiled a comprehensive buying guide to help you make the best decision for your Silverado. So without further ado, here are my tips for buying a ’99-06 Silverado Extended Cab Sub Box.

Consider Your Budget

The first thing to consider when purchasing a sub box is your budget. Sub boxes come in different sizes and features, which can greatly impact their price range. You can find sub boxes for as low as $50 and as high as $500. Determine how much you are willing to spend and stick to that budget.

Know Your Space Limitations

The extended cab of ’99-06 Silverados has limited space, so it’s important to know your truck’s dimensions before purchasing a sub box. Measure the available space in your truck’s backseat and take note of any obstructions such as seat belts or cup holders. This will help you find a sub box that fits perfectly without any modifications.

Choose Between Ported or Sealed

There are two types of sub boxes: ported and sealed. A ported sub box has an opening that allows air to escape, creating more bass output. On the other hand, a sealed sub box is completely enclosed, providing tighter and more accurate bass response. Consider what type of sound you prefer and choose accordingly.

Check for Compatibility

Before making your purchase, make sure that the sub box you are considering is compatible with your Silverado model (99-06 extended cab). Some manufacturers may offer universal sub boxes, but it’s always best to double-check before buying.

Read Reviews and Compare Brands

Reading reviews from other owners can give you valuable insights into the quality and performance of different brands’ sub boxes. Additionally, comparing features and prices from multiple brands can help you make an informed decision on which one offers the best value for money.

Consider Additional Features

Some sub boxes come with additional features such as built-in amplifiers or LED lights that can enhance your audio experience. If these features are important to you, be sure to look for them when shopping for a sub box.

Bonus Tip: Opt for Custom-Made Sub Boxes

If budget permits, I highly recommend going for custom-made sub boxes specifically designed for ’99-06 Silverado extended cabs. These boxes are tailor-made to fit perfectly in your truck’s limited space while providing optimal sound quality. They may be pricier than pre-made options but trust me; they’re worth every penny.

I hope this buying guide has been helpful in your search for the perfect ’99-06 Silverado Extended Cab Sub Box! Remember to consider your budget, space limitations, compatibility, reviews, and additional features before making a purchase. And if possible, opt for custom-made options for the best audio experience in your truck.

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Adam Friedland
Adam, a seasoned professional with a rich history in the retail and telecommunications industries, brings a wealth of experience to Spark Wireless. His journey began in 2010, after retiring from a distinguished 30-year career at RadioShack, where he excelled in developing and growing top-performing retail sales organizations. Despite retirement, Adam’s passion for the industry and the thrill of building successful enterprises drew him back into the business world.

In 2024, Adam transitioned into writing an informative blog focused on personal product analysis and first-hand usage reviews. Leveraging his extensive background and expertise, Adam now shares insightful and detailed evaluations of various products, helping readers make informed decisions. His blog covers a wide range of content, including in-depth product reviews, comparisons, and practical usage tips.

Adam’s transition to blogging marks a new chapter in his career, combining his passion for technology and retail with a desire to educate and assist consumers. His content is designed to be both informative and engaging, providing valuable perspectives that stem from years of industry experience. Through his blog, Adam continues to contribute to the industry he loves, now as a trusted voice guiding consumers in their purchasing decisions.