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21 subwoofer

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21 subwoofer for sale on largest auction and classifieds sites

Home / / 21 subwoofer refurbished & used for sale | For Sale USA
Dayton audio hts545he - audio, 21"

Dayton audio hts545he - audio, 21"

$599.98
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Lavoce saf214 subwoofer - lavoce, 21"

Lavoce saf214 subwoofer - lavoce, 21"

$549.00
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Lase 21lw 3600 21 - lase,

Lase 21lw 3600 21 - lase,

$399.00
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Lavoce san214 neodymium - 21",

Lavoce san214 neodymium - 21",

$729.00
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Ford bronco quart 8 - bronco, mb

Ford bronco quart 8 - bronco, mb

$364.99
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Dayton audio pss555 pro - pss555-8,

Dayton audio pss555 pro - pss555-8,

$259.98
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Lase 21lw 4000 low - ,

Lase 21lw 4000 low - ,

$399.00
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Sound town raw woofer 600w - 21",

Sound town raw woofer 600w - 21",

$196.34
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Lase 21nlw 6000 low - lase, 21nlw-6000-4

Lase 21nlw 6000 low - lase, 21nlw-6000-4

$699.00
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New 21ds115 4 21 - 🍀, b&c

New 21ds115 4 21 - 🍀, b&c

$769.99
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Eminence ohm 2500 watt - 21", 2500-watt

Eminence ohm 2500 watt - 21", 2500-watt

$1100.00
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21sw152 professional - b&c,

21sw152 professional - b&c,

$982.86
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Celestion tsq2145 - celestion, 21"

Celestion tsq2145 - celestion, 21"

$579.99
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Lavoce san214 21 - lavoce, san214.50-4

Lavoce san214 21 - lavoce, san214.50-4

$729.00
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Inch subwoofer 2200 watts - inch,

Inch subwoofer 2200 watts - inch,

$1150.00
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Subwoofer cone vcid - subwoofer, 4"

Subwoofer cone vcid - subwoofer, 4"

$110.00
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Lase 24flw 6100 low - lase, 24flw-6100-8

Lase 24flw 6100 low - lase, 24flw-6100-8

$799.00
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Sound town cast aluminum - 21",

Sound town cast aluminum - 21",

$294.94
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Mackie thumpsub - mackie, go

Mackie thumpsub - mackie, go

$447.40
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R21ipal replacement recone - b&c,

R21ipal replacement recone - b&c,

$549.00
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Cerwin vega wofp21402 - vega, genuine

Cerwin vega wofp21402 - vega, genuine

$675.00
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Rcf tts56 dual - rcf, tts56-a

Rcf tts56 dual - rcf, tts56-a

$9997.00
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Ascendo subwoofer - ascendo,

Ascendo subwoofer - ascendo,

$650.00
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Mackie thumpsub - thumpsub, go

Mackie thumpsub - thumpsub, go

$599.99
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21ds115 professional - b&c,

21ds115 professional - b&c,

$854.10
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Focal utopia 21wx inch - 21wx, 8-inch

Focal utopia 21wx inch - 21wx, 8-inch

$750.00
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Lase 24nlw 6000 low - 24nlw-6000-8,

Lase 24nlw 6000 low - 24nlw-6000-8,

$999.00
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Mission home theater - mission,

Mission home theater - mission,

$149.99
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Sound 21nlw9601 inch - 21nlw9601,

Sound 21nlw9601 inch - 21nlw9601,

$853.20
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Mitsubishi outlander - 13-21,

Mitsubishi outlander - 13-21,

$119.00
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Amazon echo link smart - amazon,

Amazon echo link smart - amazon,

$179.00
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Peavey 118 passive - 118, 18"

Peavey 118 passive - 118, 18"

$514.99
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21sw152 21 neodymium - b&c,

21sw152 21 neodymium - b&c,

$982.86
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Audio subwoofer gold - audio, 10000

Audio subwoofer gold - audio, 10000

$1216.50
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Seismic audio powered - seismic,

Seismic audio powered - seismic,

$359.99
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Lase 21nlw 6000 - lase, 21nlw-6000-8

Lase 21nlw 6000 - lase, 21nlw-6000-8

$749.99
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Systems icoa pro - sub, a

Systems icoa pro - sub, a

$2199.00
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21sw115 21 professional - b&c, 21sw115-4

21sw115 21 professional - b&c, 21sw115-4

$830.28
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Eminence ohm 5000w - ohm, 6"

Eminence ohm 5000w - ohm, 6"

$1209.99
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8ps21 8 professional - b&c,

8ps21 8 professional - b&c,

$162.24
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Lavoce saf214 inch - saf214.50,

Lavoce saf214 inch - saf214.50,

$549.00
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Proreck club 3000 inch - 3000, 12-inch

Proreck club 3000 inch - 3000, 12-inch

$679.99
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Martin audio asx active - asx,

Martin audio asx active - asx,

$5990.00
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Vifa inch speaker with - vifa,

Vifa inch speaker with - vifa,

$20.00
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Neumann kh120 mk2 - neumann, ii

Neumann kh120 mk2 - neumann, ii

$1439.98
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Sonos sub mini - mini, wireless

Sonos sub mini - mini, wireless

$499.00
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Clair brothers 21 - (2),

Clair brothers 21 - (2),

$2495.00
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Sound 21nlw9601 extended lf - sound,

Sound 21nlw9601 extended lf - sound,

$948.00
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21sw152 21 neodymium - 21sw152-8,

21sw152 21 neodymium - 21sw152-8,

$982.86
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Mackie thumpsub - mackie, go

Mackie thumpsub - mackie, go

$892.40
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Lincoln navigator audio - 18-21,

Lincoln navigator audio - 18-21,

$549.99
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Svs pb13 ultra subwoofer - svs,

Svs pb13 ultra subwoofer - svs,

$250.00
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Audio 9921c super - dd, 21"

Audio 9921c super - dd, 21"

$1049.00
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Vizio v21t wireless - vizio,

Vizio v21t wireless - vizio,

$40.00
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R21ds115 recone kit - r21ds115-4,

R21ds115 recone kit - r21ds115-4,

$314.52
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Jbl bar deep - bass, mk2

Jbl bar deep - bass, mk2

$187.00
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Alto professional ts12s - ts12s, 2,500w

Alto professional ts12s - ts12s, 2,500w

$450.00
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Sound town subwoofer - town, 21“

Sound town subwoofer - town, 21“

$2158.99
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Black padded cover - cover, a

Black padded cover - cover, a

$349.95
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Rcf sub 9007 dual - rcf, 21"

Rcf sub 9007 dual - rcf, 21"

$8999.00
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Element electronics esbae21 - electronics,

Element electronics esbae21 - electronics,

$103.56
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Six spoke subwoofer - six,

Six spoke subwoofer - six,

$115.00
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Lase 21lw 2400 - 21lw-2400, 21"

Lase 21lw 2400 - 21lw-2400, 21"

$103.00
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Sound 21nlw9601 extended - 21nlw9601,

Sound 21nlw9601 extended - 21nlw9601,

$3196.00
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Yorkville es21p subwoofer - es21p,

Yorkville es21p subwoofer - es21p,

$249.95
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21sw152 21 neodymium - 4x,

21sw152 21 neodymium - 4x,

$3931.44
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Sound ordnance single 12 - sound,

Sound ordnance single 12 - sound,

$129.99
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21sw152 21 neodymium - b&c, 21sw152-4

21sw152 21 neodymium - b&c, 21sw152-4

$1965.72
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Ford f150 super cap - ford,

Ford f150 super cap - ford,

$600.00
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Mission msb21 240 - mission,

Mission msb21 240 - mission,

$99.00
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Celestion tsq2145 - celestion,

Celestion tsq2145 - celestion,

$699.00
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Vifa p21wo 8ω poly - p21wo-39-8, 8"

Vifa p21wo 8ω poly - p21wo-39-8, 8"

$50.00
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Jbl bar deep bass - jbl, mk2

Jbl bar deep bass - jbl, mk2

$191.00
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Eighteen sound 21id - sound, 21

Eighteen sound 21id - sound, 21

$1357.00
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New tannoy cvs - tannoy, 8"

New tannoy cvs - tannoy, 8"

$174.99
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21ds115 21 neodymium - 21ds115-8,

21ds115 21 neodymium - 21ds115-8,

$854.10
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Powerbass 12td dual - powerbass, s-12td

Powerbass 12td dual - powerbass, s-12td

$221.98
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21sw152 4000 watts - b&c, 21"

21sw152 4000 watts - b&c, 21"

$982.86
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Wharfedale pro wla - wharfedale,

Wharfedale pro wla - wharfedale,

$1995.00
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Neumann 120 white - ii,

Neumann 120 white - ii,

$719.99
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Electro voice elx200 12sp - electro-voice, elx200-12sp-us

Electro voice elx200 12sp - electro-voice, elx200-12sp-us

$1433.40
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Mission msb21 soundbar - mission, 2.1

Mission msb21 soundbar - mission, 2.1

$99.80
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Insignia 2 1 channel - insignia™,

Insignia 2 1 channel - insignia™,

$69.90
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Peavey low rider subwoofer - 15",

Peavey low rider subwoofer - 15",

$179.00
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8pe21 studio subwoofer - studio,

8pe21 studio subwoofer - studio,

$156.53
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Fusion signature series - signature, 3i

Fusion signature series - signature, 3i

$229.99
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Mission msb21 240w rms - msb21, 2.1

Mission msb21 240w rms - msb21, 2.1

$99.00
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Tcl s21bw subwoofer and - s21bw-sw,

Tcl s21bw subwoofer and - s21bw-sw,

$80.00
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Audio 9921c d2 - dd,

Audio 9921c d2 - dd,

$1169.00
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Bmw g20 g21 2020 subwoofer - g21,

Bmw g20 g21 2020 subwoofer - g21,

$186.01
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Subwoofer amplifier mini hifi - subwoofer,

Subwoofer amplifier mini hifi - subwoofer,

$40.00
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Prv audio shallow - 6.5", car

Prv audio shallow - 6.5", car

$85.91
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Sony srs d21 - srs-d21, pc

Sony srs d21 - srs-d21, pc

$26.00
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R21sw152 recone kit for - kit,

R21sw152 recone kit for - kit,

$347.05
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Subwoofer speaker cone - 21",

Subwoofer speaker cone - 21",

$115.95
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Kicker tl7t12 single - tl7t12,

Kicker tl7t12 single - tl7t12,

$369.99
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📊96 listings · from $20 · avg $906.59

Browse 96 21 subwoofer listings currently in our index. Prices range from $20 to $9997, with an average of $906.59. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 21 subwoofer →

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Everything you need to know about 21 subwoofer

Whether you are looking for a brand-new or second-hand 21 subwoofer, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $20, while premium listings can reach $9997 — giving you a wide budget spread to work with. The average price of $906.59 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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