Best Buy customers often prefer the following products when searching for 18 inch car subs.
If you're looking for a way to add muscle to your car's sound system, or just want to take the edge off the bass when you're driving down the road, a set of subwoofers is a great place to start. Browse the top-ranked list of 18-inch car subs below along with associated reviews and opinions.
KICKER - CompC 15" Single-Voice-Coil 4-Ohm Subwoofer - Black
Model: 44CWCS154SKU: 6254107See all Car Subwoofers & EnclosuresYour price for this item is $144.99The previous price was $179.99KICKER - CompQ 15" Dual-Voice-Coil 2-Ohm Subwoofer - Black
Model: 42CWQ152SKU: 6320197Top comment"A bit pricey. Other subs my handle more wattage, but the clarity is outstanding. ...AWSOME sub yet to see what it can really do because of amp"
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Experience every small nuance of low frequencies in your vehicle with this 15-inch KICKER CompQ subwoofer. Its ceramic magnet and computer-optimized voice coil provide adequate power handling, and the UniPlate pole piece and backplate make sure it stays cool during operation. This 2-ohm KICKER CompQ subwoofer requires 1100W of recommended power for optimal bass performance. Geek Squad® Installation Recommended Visit your local Best Buy store for more information.Top comment"A bit pricey. Other subs my handle more wattage, but the clarity is outstanding. ...AWSOME sub yet to see what it can really do because of amp"
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Experience every small nuance of low frequencies in your vehicle with this 15-inch KICKER CompQ subwoofer. Its ceramic magnet and computer-optimized voice coil provide adequate power handling, and the UniPlate pole piece and backplate make sure it stays cool during operation. This 2-ohm KICKER CompQ subwoofer requires 1100W of recommended power for optimal bass performance. Geek Squad® Installation Recommended Visit your local Best Buy store for more information.See all Car Subwoofers & EnclosuresYour price for this item is $344.99The previous price was $429.99Klipsch - Reference Series 12" 400W Powered Subwoofer - Black
Model: 1070408 R-121-SW IISKU: 6501481Top comment"A great upgrade to 12 inch subwoofer...Hard bass and great sound. A real nice sub and great price from Bestbuy...I had a cerwin vega 10 inch sub. Love the klipsch 12. Wished i would have bought the spl15 thou. "
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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.Top comment"A great upgrade to 12 inch subwoofer...Hard bass and great sound. A real nice sub and great price from Bestbuy...I had a cerwin vega 10 inch sub. Love the klipsch 12. Wished i would have bought the spl15 thou. "
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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.See all Subwoofer SpeakersYour price for this item is $599.98Sony - SA-SW5 300W Wireless Subwoofer - Black
Model: SASW5SKU: 6467428Top comment"The sub should be bigger. It's a 8 inch subwoofer and it needs a lot more bass and power. ...Awesome Sub...One of the best wireless subs."
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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.Top comment"The sub should be bigger. It's a 8 inch subwoofer and it needs a lot more bass and power. ...Awesome Sub...One of the best wireless subs."
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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.See all Subwoofer SpeakersYour price for this item is $599.99The previous price was $699.99KICKER - CompC Loaded Enclosures Single-Voice-Coil 2-Ohm Subwoofer - Black carpet
Model: 44VCWC122SKU: 6254110Top comment"Subs...The souds and power of this sub is very inpressive i dont even want to get out the car with its production...Kicker sub...This kicker dub sounds great in my car it gives out plenty of bass."
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Take your car stereo up a notch with this Kicker 12-inch CompC subwoofer. Heavy MDF construction and thick black carpet protect the enclosure without distorting sound, and the custom port design allows for easy installation. With its compact size, this Kicker 12-inch CompC subwoofer takes up minimal space in your trunk so there's more room for other speaker components. Geek Squad® Installation Recommended Visit your local Best Buy store for more information.Top comment"Subs...The souds and power of this sub is very inpressive i dont even want to get out the car with its production...Kicker sub...This kicker dub sounds great in my car it gives out plenty of bass."
See all customer reviewsSee all Loaded EnclosuresProduct Description
Take your car stereo up a notch with this Kicker 12-inch CompC subwoofer. Heavy MDF construction and thick black carpet protect the enclosure without distorting sound, and the custom port design allows for easy installation. With its compact size, this Kicker 12-inch CompC subwoofer takes up minimal space in your trunk so there's more room for other speaker components. Geek Squad® Installation Recommended Visit your local Best Buy store for more information.See all Loaded EnclosuresYour price for this item is $195.99The previous price was $229.99SVS - 16" 1500W Powered Subwoofer - Gloss Piano Black
Model: SB16-ULTRA - PIANO GLOSS - 120SKU: 5708039Top comment"This sub rocks. Purchased two of them to replace a single 18" I've had for 20 years. ...This sub is wonderful at high or low volumes and impresses me with music and movies! "
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Listen to sound at incredible volume with this 16-inch SVS Ultra subwoofer. Its 1500W RMS of power produce ultralow bass for thunderous vibrations and tone, letting you enjoy complete immersion in your tunes or movies. Fiberglass construction ensures minimal flexing and maximum sound control for distortion-free audio accuracy from this SVS Ultra subwoofer.Top comment"This sub rocks. Purchased two of them to replace a single 18" I've had for 20 years. ...This sub is wonderful at high or low volumes and impresses me with music and movies! "
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Listen to sound at incredible volume with this 16-inch SVS Ultra subwoofer. Its 1500W RMS of power produce ultralow bass for thunderous vibrations and tone, letting you enjoy complete immersion in your tunes or movies. Fiberglass construction ensures minimal flexing and maximum sound control for distortion-free audio accuracy from this SVS Ultra subwoofer.See all Subwoofer SpeakersYour price for this item is $2,299.99SVS - 13" 800W Powered Subwoofer - Black Ash
Model: SB-3000 SUBWOOFER - BLACK ASHSKU: 6315936Top comment"A great sub!...I purchased this 13" sub because of the Freq. Response range of 18-270Hz ±3 dB. ...This sub is the Mighty Mouse of subs. It sounds awesome, shakes the house and is awesome for movies and music."
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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.Top comment"A great sub!...I purchased this 13" sub because of the Freq. Response range of 18-270Hz ±3 dB. ...This sub is the Mighty Mouse of subs. It sounds awesome, shakes the house and is awesome for movies and music."
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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.See all Subwoofer SpeakersYour price for this item is $1,099.99Definitive Technology - Descend DN10 10" Sub, 3XR Architecture, 500W Peak Class D Amplifier, (2) 10" Bass Radiators - Black
Model: Descend DN10SKU: 6467273Top comment"Definitive 10 inch sub...We paired this wirh our 7.5 in sub to play dual subs and it works just like we wanted"
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The Definitive Technology Descend DN10 is a compact, digitally optimized subwoofer designed for movies and music. It is outfitted with dual 10” Bass Radiators that are pressure coupled to the 10” driver and 500W peak Class D amplification that deliver powerful bass with amazing speed, musicality, and control even at 28Hz. Featuring the unique 3XR Architecture with three-times the bass-producing surface area of traditional subwoofers, the DN10 performs like a 12” sub and delivers louder and clearer lows without any unwanted port noise distortion. Built-in controls easily accessible at the back panel allows variable volume, low pass filter and phase control (0/1100°) for optimum bass levels. Set power toggle to Auto on/off or DC control for fast and easy on/off power switching in the sub and other home theater equipment. A perfect complement to any home theater system, you can easily connect the DN10 via LFE or stereo line level RCA inputs (cables not included). Add another, same-model subwoofer to your home audio set up to dramatically improve realism, smooth out peaks and dips, as well as to get an even bass response for all your movies and music. Be at the center of action from any part of the room!Top comment"Definitive 10 inch sub...We paired this wirh our 7.5 in sub to play dual subs and it works just like we wanted"
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The Definitive Technology Descend DN10 is a compact, digitally optimized subwoofer designed for movies and music. It is outfitted with dual 10” Bass Radiators that are pressure coupled to the 10” driver and 500W peak Class D amplification that deliver powerful bass with amazing speed, musicality, and control even at 28Hz. Featuring the unique 3XR Architecture with three-times the bass-producing surface area of traditional subwoofers, the DN10 performs like a 12” sub and delivers louder and clearer lows without any unwanted port noise distortion. Built-in controls easily accessible at the back panel allows variable volume, low pass filter and phase control (0/1100°) for optimum bass levels. Set power toggle to Auto on/off or DC control for fast and easy on/off power switching in the sub and other home theater equipment. A perfect complement to any home theater system, you can easily connect the DN10 via LFE or stereo line level RCA inputs (cables not included). Add another, same-model subwoofer to your home audio set up to dramatically improve realism, smooth out peaks and dips, as well as to get an even bass response for all your movies and music. Be at the center of action from any part of the room!See all Subwoofer SpeakersYour price for this item is $799.98Bowers & Wilkins - DB Series Dual 12" Powered Subwoofer - Gloss black
Model: DB1D SUBWOOFER, GLOSS BLACKSKU: 5796778Top comment"And what’s so notable is how effortlessly it manages to reproduce sub-sonic frequencies. 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. ...This sub was easy to setup. Use your phone to calibrate."
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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.Top comment"And what’s so notable is how effortlessly it manages to reproduce sub-sonic frequencies. 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. ...This sub was easy to setup. Use your phone to calibrate."
See all customer reviewsSee all Subwoofer SpeakersProduct 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.See all Subwoofer SpeakersYour price for this item is $5,899.98Edifier - T5 Powered Subwoofer - 70W RMS Active Woofer with 8 Inch Driver & Low Pass Filter - Black
Model: T5SKU: 6427679Top comment"Great sub...8” sub...Great low wattage sub I think it sounds great with the bookshelf speakers that I have gives it just the rite amount bump"
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Move to the music with this Edifier T5 powered subwoofer. The 8-inch driver delivers impressively accurate bass tones, and the high-quality cabinet helps reduce resonance to ensure consistently clear, clean audio. This Edifier T5 powered subwoofer has simple rear-mounted controls for easy volume and frequency range adjustment, and the automatic standby function saves electricity.Top comment"Great sub...8” sub...Great low wattage sub I think it sounds great with the bookshelf speakers that I have gives it just the rite amount bump"
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Move to the music with this Edifier T5 powered subwoofer. The 8-inch driver delivers impressively accurate bass tones, and the high-quality cabinet helps reduce resonance to ensure consistently clear, clean audio. This Edifier T5 powered subwoofer has simple rear-mounted controls for easy volume and frequency range adjustment, and the automatic standby function saves electricity.See all Subwoofer SpeakersYour price for this item is $149.99