JL Audio 10TW3-D4 Review – Is it Best Car Subwoofer?

Enjoying music is a universal trait that is shared by all people. For many people, music and driving go hand in hand. People invest in many tools and devices that help them play music with much ease. One such device is a subwoofer that specializes in producing bass sounds.

Unlike a conventional sound system, a subwoofer is relatively affordable, easy to install, and most importantly, portable. Having a good subwoofer can enhance how you experience music.

If you are looking to get a high-quality subwoofer, then JL Audio 10TW3-D4 should be on your list. Here we’ll review this JL Audio Sub thoroughly to give you all the information you need.

For those who own cars that are short on space, installing a woofer can be challenging. Mostly, woofers give a high sound quality that takes up a lot of space. They are hard to implement in small spaces.

This can be a problem for those folks who want to enjoy bass music but don’t have the means or the space to install the equipment. The JL Audio 10TW3-D4-120 is one such product that is highly compact and has been designed in a way that allows it to fit in small spaces seamlessly.

This 10-inch subwoofer with dual 4-ohm voice coils produces great bass music and is perfect for long time use.

Who is this product for?

The shallow sub-mount from JL Audio is most well suited for those who have constricted space but want to have a great sound quality system that produces accurate bass sounds. This device works well once you get used to it, but initially, it can be hard to install.

This makes it best suited for those who already have experience with subwoofers. Beginners might find it hard to install this portable subwoofer for the first time. Other than that, an addition of an enclosed box would have made this package fully wholesome.

Since it is reasonably priced, people who are on a low budget can consider this subwoofer in place of an expensive sound system.

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What’s included?

The package of this product does not contain any extra accessories, and it simply comes with a single subwoofer. Additionally, an owner’s manual and a one-line production registration note are also added to the package.

Many times a warranty card is separately given, but in many cases, the registration note and receipt doubles as a warranty card. An enclosure box is not a part of this package. You can get a good enclosure box online at affordable rates. Online retail stores have many combos and offer accessories that go with this product.

Overview of features

The most remarkable feature is its compact dimensions. It is designed and engineered as a 10-inch subwoofer with an ultra-shallow mounting depth of 3.25 inches. The total dimensions are: its width is 3.625 inches, its height is 2.125 inches, and its length is 31 inches.

Another striking feature of the subwoofer is it has a mica-filled and injection-moulded polypropylene cone that gives an on-point bass response. The exteriors are made with rubber, which adds durability and protects again scratches and other environmental harm.

Other than that, this bass device is made with advanced concentric tube suspension technology with great mounting depth. It also has a moulded structure and a large voice coil with a magnet placed inside it. This setup removes the need for a top plate and allows the device to produce great bass sounds despite having a small size. A cast alloy frame that holds this subwoofer is merely 3.25 inches tall.

This frame increases the durability of the subwoofer. You also get a year’s warranty on this product which makes it a great choice to buy.


There are many ways to install and use this device. While a beginner might encounter some problems with how this device runs, if you follow a few guidelines, it will be easy for you to get a hassle-free installation. For optimum results, the sealed box volume suited for this product is 0.5 cubic meters. At the same time, its ideal ported box volume should be 0.6 cubic meters.

According to experts, a 0.5 ft³ sealed enclosure is perfect for this device. This subwoofer works the best within the bass frequency range of 20 Hz to 200 Hz. As you can tell, this is quite an elaborate range of frequencies.

The sensitivity of the devices stands at 82.1 dB at 1 watt. It works the best with an energy rate of 400 watts and its peak power handling limit is 800 watts. Anything that exceeds this limit can be harmful to the device.

You can find detailed instructions on installation in a user manual that comes with the subwoofer. The manual also has useful guidelines and tips for using this
product up to its maximum potential. For a full installation video of this product, watch the video below.

Final Thoughts

All and all, it delivers great sound quality and accurate bass drops. It is reasonably priced and has great quality construction.

Thanks to its lightweight and highly portable design, you can put it in the back of your truck or behind the seats of your car without adding substantial weight to your vehicle. What’s even better is if you are not happy then you can get it returned within 60 days of purchase.

This means you will have 2 months to test the device fully. So, what are you waiting for? Get the JL Audio right now!

My No1 Recommended Subwoofer Is Here

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