Most factory car stereo systems suck. They typically lack clear and rumbling bass that can only be achieved by a quality dedicated subwoofer. If you’re feeling this pain and want a simple solution, we think an underseat subwoofer might just give you that extra bass you’re looking for.
Our Top Pick
Kicker has created a flagship product when it comes to under-seat subwoofer. You can’t go wrong with this option, so we’re happy to say it’s our top pick for under-seat subwoofers.
- Remote Control Included
- Compact
- Configurable
- Great Sound Quality
Why you should purchase underseat subwoofers
- Space
- Installation
- Cost
- Efficiency
- Performance
- Weight
Space
Installation
Cost
Efficiency
Performance
Weight


Why you shouldn’t purchase underseat subwoofers
- Sound quality
- Customizability
- Location
Customizability
Location
Best Under Seat Subwoofer Reviews
Great Performer for a Decent Price


This subwoofer produces a low frequency response that is pretty decent. It is not more than larger subwoofers that you may install in your trunk or that of a rear deck speaker, but in our experience, it gets the job done.
This subwoofer is also good if you have subwoofers, but you want a little bit of extra overkill in your car audio system. This subwoofer has gone over the industry standards in an attempt to optimize its performance. The subwoofer tries to give the largest bang by fitting an 8-1/4″ x 5-1/8″ subwoofer into this small and compact enclosure.
Features
- Size: 5×8 inches
- Frequency Response: 35 – 125 HZ
- Impedance: N/A
- Depth: 7 – 1/2 inches
- Height: 2 – 3/4 inch
- Width: 11 inches
- Woofer Material: N/A
- Finish Material: Metal/Plastic
- Amplifier Response (RMS): 75 Watts
- Maximum wattage: 150
- Sensitivity: N/A
Features
- Size: 8 inches
- Frequency Response: 35 – 120 Hz
- Depth: 9-7/8 inches
- Height: 2-13/16 inches
- Width: 9 – 7/8 inches
- Woofer Material: Mica Injected Polypropylene (MIPP)
- Finish Material: N/A
- Amplifier Response (RMS): 125 Watts
The SSL LOPRO8 is a fairly new subwoofer on the market that gives strikes a perfect balance between giving a low frequency response in a small or limited amount of space. You can get this subwoofer in 10inch and 8 inch varients.
The amplified subwoofer box can be fit under almost any car seat and actually comes with RCA’s low and high level inputs, as well as a remote subwoofer level control that gives to the option to change the bass level while you are driving.
Additionally, there is a thermal, and a short overload protection circuit that helps protect your investment. It also features low pass and subsonic filters, as well as a soft delay remote turn-on. This subwoofer is also a good buy.
This is our highest wattage subwoofer on the list, so if you’re looking for something loud, this is your subwoofer.
Features
- Size: 8 inches or 10 inches
- Frequency Response: 20 – 150 HZ
- Amplifier Response (RMS): 400 watts
- Maximum wattage: 600 watts
- Sensitivity: 90 db
New Kid on The Block
This subwoofer is probably the only 12 inch subwoofer that will fit under a car seat. It’s very silim, and it’s only for serious consumers. This subwoofer is our highest performing on the list, and it’s a little large for a lot of car seats. Take some measurements and see if it will be a good fit for your vehicle.
We’re pretty impressed with Rockville’s take on the underseat subwoofer. It’s in a custom-built enclosure for this subwoofer, and it’s got great build quality. Not only is the build quality great, the sound clarity is the best of the underseat subwoofers we have tested. You will be able to enjoy clean, clear and crisp sound for your listening pleasure.
Features
- Size: 12 inches
- Frequency Response: 30-200 HZ
- Impedance: N/A
- Depth: 10.1 inches
- Height: 18.2 inch
- Width: 26.5 inches
- Amplifier Response (RMS): 300 Watts
- Maximum wattage: 1200 Watts
Great Bass. Little Space.
The Kicker Hideaway Compact Powered Subwoofer can fit almost anywhere and still perform wonderfully and powerfully. Standing just on the upside of being 3 inches tall, this sub fits under a lot of seats and be stored in places that you would not normally find powered subwoofers.
This is a very powerful subwoofer, that has a built in 150 watt RMS amplifier that delivers a really strong bass that does not only give depth to your music but also adds punch to any type of music you are listening to as well. Hands down it is the best powered subwoofer on the market.
The subwoofer is a performance driven subwoofer that thrives on magnificently performing. Multifaceted, this sub can hit low notes that will undoubtedly shake your car to its core, this more so if they are mounted in the interior of the vehicle.
Features
- Size: 8 inches (20.32 cm)
- Frequency Response: 25 – 120 HZ
- Impedance: N/A
- Depth: 9 3/8 inches
- Height: 1 – 1/4 inch
- Width: 14 – 1/4 inches
- Woofer Material: Not Given
- Finish Material: Aluminum
- Amplifier Response (RMS): 150 Watts
- Maximum wattage: N/A
- Sensitivity: N/A
Under Seat Subwoofers vs Powered Car Subwoofers vs Competition Subwoofers
Under Seat Subwoofers
There’s two types of under seat subwoofers. You can get them in powered and passive variations. In this article, we are focused on powered subwoofers. These subwoofers come with an amplifier in the speaker, and do not require an external amplifier to drive it.
Powered Car Subwoofers
Powered car subwoofers are great for automotive enthusiasts who have the space. You will typically need a strong amplifier with these subwoofers depending on the ones you purchase.