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18 inch car subwoofers

Best Buy customers often prefer the following products when searching for 18 inch car subwoofers.

If you're looking to add a little bass to your car's sound system, an 18-inch subwoofer is the way to go. These subwoofers are designed to fit into the trunk or backseat of your car and can be mounted in any number of ways. Browse the top-ranked list of 18-inch car subwoofers below along with associated reviews and opinions.

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  1. Sonos - Sub (Gen 3) Wireless Subwoofer - White - Front_Zoom

    Model: SONOS SUB (GEN3) US (WHITE)
    SKU: 6411138
    Top comment

    "I set this up in my living room with 18' ceilings, it was easy to set up and sound it amazing for surround along With stereo sound!...The Sonos SUB Gen 3 is one of the best wireless subwoofers. It has a great bass, and a unique design....Great wireless subwoofer"

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    Product Description

    Upgrade your audio system with this white Sonos Sub wireless subwoofer. The two force-canceling drivers produce rich unadulterated bass sounds and prevent vibration and rattles for quality listening. This Sonos Sub wireless subwoofer features a slim design that supports vertical or horizontal placement, and the Trueplay technology lets you tune your music to your preferences.
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    Top comment

    "I set this up in my living room with 18' ceilings, it was easy to set up and sound it amazing for surround along With stereo sound!...The Sonos SUB Gen 3 is one of the best wireless subwoofers. It has a great bass, and a unique design....Great wireless subwoofer"

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    Product Description

    Upgrade your audio system with this white Sonos Sub wireless subwoofer. The two force-canceling drivers produce rich unadulterated bass sounds and prevent vibration and rattles for quality listening. This Sonos Sub wireless subwoofer features a slim design that supports vertical or horizontal placement, and the Trueplay technology lets you tune your music to your preferences.
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    Your price for this item is $799.00
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  2. Klipsch - Reference Series 12" 400W Powered Subwoofer - Black - Front_Zoom
    Top comment

    "Great subwoofer...Purchased this on cyber Monday as an upgrade to my home theather and all I can say is wow. My old subwoofer was an 8 inch 100 watt sub and what a differance. ...Great subwoofer. Not too big, not too small. Goes great with my other Klipsch speakers. "

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    Product Description

    Get earthshaking bass with the all new Next Gen Klipsch Reference subwoofer. The 12-inch spun-copper woofer produces rich, detailed base from the top to the bottom of the frequency response range from 28Hz to 120Hz. The all-digital amplifier in this Klipsch Reference II subwoofer provides a peak of 400W for powerful bass with a max output of 118dB.
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    Top comment

    "Great subwoofer...Purchased this on cyber Monday as an upgrade to my home theather and all I can say is wow. My old subwoofer was an 8 inch 100 watt sub and what a differance. ...Great subwoofer. Not too big, not too small. Goes great with my other Klipsch speakers. "

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    Product Description

    Get earthshaking bass with the all new Next Gen Klipsch Reference subwoofer. The 12-inch spun-copper woofer produces rich, detailed base from the top to the bottom of the frequency response range from 28Hz to 120Hz. The all-digital amplifier in this Klipsch Reference II subwoofer provides a peak of 400W for powerful bass with a max output of 118dB.
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    Your price for this item is $599.98
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  3. MartinLogan - DYNAMO 15" 650W Powered Subwoofer - Satin Black - Front_Zoom
    Top comment

    "Easily fills my theater room which is 18' x 25'....Best Subwoofer over all subs"

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    Product Description

    Feel the beat with this MartinLogan Dynamo 1600X subwoofer. The advanced woofers and powerful amplifiers provide a wide frequency response with a peak of 1300W for a big crystal-clear sound. The included app makes it easy to adjust this MartinLogan Dynamo 1600X subwoofer from your phone, and Anthem room correction automatically changes settings to fill the space.
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    Top comment

    "Easily fills my theater room which is 18' x 25'....Best Subwoofer over all subs"

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    Product Description

    Feel the beat with this MartinLogan Dynamo 1600X subwoofer. The advanced woofers and powerful amplifiers provide a wide frequency response with a peak of 1300W for a big crystal-clear sound. The included app makes it easy to adjust this MartinLogan Dynamo 1600X subwoofer from your phone, and Anthem room correction automatically changes settings to fill the space.
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    Your price for this item is $1,999.99
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  4. Sony - SA-SW5 300W Wireless Subwoofer - Black - Front_Zoom
    Top comment

    "Sony subwoofer...The sub should be bigger. It's a 8 inch subwoofer and it needs a lot more bass and power. ...Sony's new HT-A7000 soundbar is great on its own, but there's no denying the benefits of a discrete, standalone subwoofer. Sony has introduced two options of wireless subwoofers to pair with the A7000: the more compact 200W SW3 subwoofer, and this 300W SW5 subwoofer, which is an absolute beast. "

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    Product Description

    Power up your home theater system with the booming bass of the SA-SW5 wireless subwoofer, designed to pair seamlessly with your HT-A9/A7000/A5000/A3000 Soundbar to deliver an immersive cinematic experience.
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    Top comment

    "Sony subwoofer...The sub should be bigger. It's a 8 inch subwoofer and it needs a lot more bass and power. ...Sony's new HT-A7000 soundbar is great on its own, but there's no denying the benefits of a discrete, standalone subwoofer. Sony has introduced two options of wireless subwoofers to pair with the A7000: the more compact 200W SW3 subwoofer, and this 300W SW5 subwoofer, which is an absolute beast. "

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    Product Description

    Power up your home theater system with the booming bass of the SA-SW5 wireless subwoofer, designed to pair seamlessly with your HT-A9/A7000/A5000/A3000 Soundbar to deliver an immersive cinematic experience.
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    Your price for this item is $599.99
    The previous price was $699.99
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  5. Bowers & Wilkins - DB Series Dual 12" Powered Subwoofer - Gloss black - Front_Zoom

    Model: DB1D SUBWOOFER, GLOSS BLACK
    SKU: 5796778
    Top comment

    "You’ll be watching an otherwise uneventful scene—a car in the background driving past, for example—and your chest (and some part of the house) will shake with such ferocity, I’m left wondering what just happened. "

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    Product Description

    Relish the power and precision of this Bowers & Wilkins subwoofer. It has a frequency range of 8.5Hz-500Hz, and the 2000W amplifier drives two 12-inch Aerofoil-cone units, which are precisely balanced to produce the best sound. The app-based setup puts this Bowers & Wilkins subwoofer only a click away from a fantastic performance.
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    Top comment

    "You’ll be watching an otherwise uneventful scene—a car in the background driving past, for example—and your chest (and some part of the house) will shake with such ferocity, I’m left wondering what just happened. "

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    Product Description

    Relish the power and precision of this Bowers & Wilkins subwoofer. It has a frequency range of 8.5Hz-500Hz, and the 2000W amplifier drives two 12-inch Aerofoil-cone units, which are precisely balanced to produce the best sound. The app-based setup puts this Bowers & Wilkins subwoofer only a click away from a fantastic performance.
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    Your price for this item is $5,899.98
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  6. SVS - 13" 800W Powered Subwoofer - Black Ash - Front_Zoom

    Model: SB-3000 SUBWOOFER - BLACK ASH
    SKU: 6315936
    Top comment

    "Can be better for the price. 16” are better svs subwoofers...This subwoofer is everything they say it is. I've had a few subwoofers ( Veloydne F1500R, JBL L8400, JBL S120P, and a few others. "

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    Product Description

    Deepen your sonic experience with this SVS subwoofer. Its 13-inch high-excursion aluminum vented cone driver produces incredible bass details at 18-270Hz, and the companion app lets you optimize its sonic performance for music, movie, gaming and other custom applications. Hear clean, powerful sound thanks to the 800W Sledge Class D amplifier of this SVS subwoofer.
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    Top comment

    "Can be better for the price. 16” are better svs subwoofers...This subwoofer is everything they say it is. I've had a few subwoofers ( Veloydne F1500R, JBL L8400, JBL S120P, and a few others. "

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    Product Description

    Deepen your sonic experience with this SVS subwoofer. Its 13-inch high-excursion aluminum vented cone driver produces incredible bass details at 18-270Hz, and the companion app lets you optimize its sonic performance for music, movie, gaming and other custom applications. Hear clean, powerful sound thanks to the 800W Sledge Class D amplifier of this SVS subwoofer.
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    Your price for this item is $1,099.99
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  7. SVS - 13" 800W Powered Subwoofer - Gloss Piano Black - Front_Zoom

    Model: SB-3000 SUBWOOFER - PIANO GLOS
    SKU: 6315937
    Top comment

    "SVS Powered Subwoofer...Uses an app on your smart phone for control of the subwoofer....Subwoofer...This subwoofer is amazing. The best sub for music and movies."

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    Product Description

    Boost your home theater audio with this 800W SVS subwoofer. Its Sledge Class D amplifier has 2500W of peak power to handle intense sound effects, and the 13-inch high-excursion driver with an injection-molded gasket produces clean, accurate bass details. Choose presets and control the EQ, DSP and other settings of this Bluetooth-enabled SVS subwoofer via its mobile app.
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    Top comment

    "SVS Powered Subwoofer...Uses an app on your smart phone for control of the subwoofer....Subwoofer...This subwoofer is amazing. The best sub for music and movies."

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    Product Description

    Boost your home theater audio with this 800W SVS subwoofer. Its Sledge Class D amplifier has 2500W of peak power to handle intense sound effects, and the 13-inch high-excursion driver with an injection-molded gasket produces clean, accurate bass details. Choose presets and control the EQ, DSP and other settings of this Bluetooth-enabled SVS subwoofer via its mobile app.
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    Your price for this item is $1,199.99
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  8. SVS - PB-1000 Pro Subwoofer - Black Ash - Angle_Zoom

    Model: PB-1000 Pro - Black Ash
    SKU: 6455211
    Top comment

    "Great subwoofer for the money. Best in class....Returned this item as I decided to go with two SVS SB-1000 Pro subwoofers instead. Slightly more to go with two sealed boxes but worth it in my case as two subs offer better sound than one. ...Best Subwoofers in the market...SVS Subwoofers are the best in the industry and i highly recommend them"

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    Product Description

    Room-shaking output well below the threshold of audibility, with pinpoint control and accuracy, the PB-1000 Pro obliterates performance expectations for subwoofers anywhere near the price. A reimagined 12-inch high-excursion SVS driver, increased from 10-inches from the original PB-1000, is married to a reference 325+ watts RMS, 820+ watts peak power Sledge amplifier with fully discreet MOSFET output for stunningly immersive cinematic bass. PB-1000 Pro is optimized with a new dual-port cabinet design for effortless bass with vanishingly low distortion and features the SVS Subwoofer DSP smartphone app for tuning and control.
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    Top comment

    "Great subwoofer for the money. Best in class....Returned this item as I decided to go with two SVS SB-1000 Pro subwoofers instead. Slightly more to go with two sealed boxes but worth it in my case as two subs offer better sound than one. ...Best Subwoofers in the market...SVS Subwoofers are the best in the industry and i highly recommend them"

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    Product Description

    Room-shaking output well below the threshold of audibility, with pinpoint control and accuracy, the PB-1000 Pro obliterates performance expectations for subwoofers anywhere near the price. A reimagined 12-inch high-excursion SVS driver, increased from 10-inches from the original PB-1000, is married to a reference 325+ watts RMS, 820+ watts peak power Sledge amplifier with fully discreet MOSFET output for stunningly immersive cinematic bass. PB-1000 Pro is optimized with a new dual-port cabinet design for effortless bass with vanishingly low distortion and features the SVS Subwoofer DSP smartphone app for tuning and control.
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    Your price for this item is $799.99
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  9. KEF - Kube 10" 300W Powered Subwoofer - Black - Front_Zoom
    Top comment

    "A subwoofer worth the money...Te KEF Kube 10 offers amazing bass. The 10 inch subwoofer performs like a 12 inch subwoofer. ...Subwoofer review...I would recommend this subwoofer to anyone."

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    Product Description

    Enjoy theater sound with this sealed KEF Kube subwoofer. Its 10-inch driver provides midsized rooms with 111dB of full, resonant tones, and the 24-140Hz frequency range keeps the air pulsating with deep bass. This KEF Kube subwoofer's built-in Class D amplifier lets you connect directly to mixers and avoid cable clutter.
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    Top comment

    "A subwoofer worth the money...Te KEF Kube 10 offers amazing bass. The 10 inch subwoofer performs like a 12 inch subwoofer. ...Subwoofer review...I would recommend this subwoofer to anyone."

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    Product Description

    Enjoy theater sound with this sealed KEF Kube subwoofer. Its 10-inch driver provides midsized rooms with 111dB of full, resonant tones, and the 24-140Hz frequency range keeps the air pulsating with deep bass. This KEF Kube subwoofer's built-in Class D amplifier lets you connect directly to mixers and avoid cable clutter.
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    Your price for this item is $799.98
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  10. MartinLogan - Dynamo 1100X Hi-Res 12" 1000W Subwoofer - Satin Black - Front_Zoom
    Top comment

    "Amazing subwoofer...I did purchase the Perfect Bass Kit and it took the subwoofers performance to the next level. I cannot recommend Martin Logan subwoofers enough. ...Excellent subwoofer...Getting two or more subwoofers is often a better choice than one large one. "

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    Product Description

    Shake up your sound system with this MartinLogan Dynamo subwoofer. Its precision design provides clear and vibrant bass with a frequency response of 22Hz to 200Hz and a peak of 1000W for room-filling sound. This MartinLogan Dynamo subwoofer is easy to adjust and automatically senses a room's acoustics with the included apps.
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    Top comment

    "Amazing subwoofer...I did purchase the Perfect Bass Kit and it took the subwoofers performance to the next level. I cannot recommend Martin Logan subwoofers enough. ...Excellent subwoofer...Getting two or more subwoofers is often a better choice than one large one. "

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    Product Description

    Shake up your sound system with this MartinLogan Dynamo subwoofer. Its precision design provides clear and vibrant bass with a frequency response of 22Hz to 200Hz and a peak of 1000W for room-filling sound. This MartinLogan Dynamo subwoofer is easy to adjust and automatically senses a room's acoustics with the included apps.
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    Your price for this item is $1,499.99
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