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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 - 21",

Lavoce saf214 subwoofer - 21",

$549.00
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Dayton audio pss555 - audio, 21"

Dayton audio pss555 - audio, 21"

$259.98
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Lavoce san214 neodymium - san214.50,

Lavoce san214 neodymium - san214.50,

$729.00
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New 21ds115 4 - 🍀, new!

New 21ds115 4 - 🍀, new!

$769.99
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Lase 21lw 4000 low - lase, 21"(550mm)

Lase 21lw 4000 low - lase, 21"(550mm)

$399.00
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Lase 21nlw 6000 low - 21nlw-6000-4,

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

$699.00
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Lase 21lw 3600 21 - lase, -3600

Lase 21lw 3600 21 - lase, -3600

$399.00
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Celestion tsq2145 - tsq2145, 21"

Celestion tsq2145 - tsq2145, 21"

$579.99
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Eminence ohm 2500 watt - 21", 6-ohm

Eminence ohm 2500 watt - 21", 6-ohm

$1100.00
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Ascendo subwoofer - ascendo, 21”

Ascendo subwoofer - ascendo, 21”

$650.00
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Lase 24flw 6100 - lase, low

Lase 24flw 6100 - lase, low

$799.00
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Sound town raw woofer - woofer, 600w

Sound town raw woofer - woofer, 600w

$196.34
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Lavoce san214 21 - san214.50-4, 21"

Lavoce san214 21 - san214.50-4, 21"

$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 - 4",

Subwoofer cone vcid - 4",

$110.00
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R21ipal replacement recone - r21ipal,

R21ipal replacement recone - r21ipal,

$549.00
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Sound town cast aluminum - cast,

Sound town cast aluminum - cast,

$294.94
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21sw152 professional - b&c,

21sw152 professional - b&c,

$982.86
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Systems icoa pro - sub, 21

Systems icoa pro - sub, 21

$2199.00
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Ford bronco quart 8 - ford, mb

Ford bronco quart 8 - ford, mb

$364.99
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Rcf tts56 dual inc - tts56-a,

Rcf tts56 dual inc - tts56-a,

$9997.00
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Yorkville es21p elite series - elite,

Yorkville es21p elite series - elite,

$2849.99
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Lase 24nlw 6000 low - lase,

Lase 24nlw 6000 low - lase,

$999.00
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21sw152 4000 watts - 21",

21sw152 4000 watts - 21",

$982.86
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21ds115 professional - b&c, 21"

21ds115 professional - b&c, 21"

$854.10
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Proreck club 3000 inch - proreck, 12-inch

Proreck club 3000 inch - proreck, 12-inch

$679.99
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Sound 21nlw9601 inch - 18,

Sound 21nlw9601 inch - 18,

$853.20
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Peavey 118 passive - peavey,

Peavey 118 passive - peavey,

$514.99
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8pe21 midrange speaker - 8pe21,

8pe21 midrange speaker - 8pe21,

$156.54
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21sw152 21 neodymium - b&c, 21"

21sw152 21 neodymium - b&c, 21"

$982.86
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Subwoofer speaker cone fat - subwoofer,

Subwoofer speaker cone fat - subwoofer,

$115.95
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Cerwin vega wofp21402 genuine - vega,

Cerwin vega wofp21402 genuine - vega,

$675.00
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Mackie thumpsub - mackie, go

Mackie thumpsub - mackie, go

$599.99
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Lase 21nlw 6000 low - 21nlw-6000-8,

Lase 21nlw 6000 low - 21nlw-6000-8,

$749.99
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Sound 21nlw9601 extended lf - 18,

Sound 21nlw9601 extended lf - 18,

$948.00
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Mackie thumpsub - mackie,

Mackie thumpsub - mackie,

$447.40
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Lavoce saf214 inch - lavoce, 21

Lavoce saf214 inch - lavoce, 21

$549.00
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Jeep wrangler oem door - 4,

Jeep wrangler oem door - 4,

$399.99
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Ssv glove box unloaded - ssv,

Ssv glove box unloaded - ssv,

$299.90
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Lase 21lw 2400 speaker - rk,

Lase 21lw 2400 speaker - rk,

$103.00
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R21ds115 recone kit - b&c, for

R21ds115 recone kit - b&c, for

$314.52
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Focal utopia 21wx inch - focal, 8-inch

Focal utopia 21wx inch - focal, 8-inch

$750.00
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Celestion tsq2145 - celestion,

Celestion tsq2145 - celestion,

$699.00
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Lincoln navigator audio - 18-21,

Lincoln navigator audio - 18-21,

$549.99
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Seismic audio powered - audio, 15"

Seismic audio powered - audio, 15"

$359.99
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21sw152 21 neodymium - 21",

21sw152 21 neodymium - 21",

$982.86
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Alto professional ts12s 500w - alto, 2,500w

Alto professional ts12s 500w - alto, 2,500w

$450.00
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Eighteen sound 21id inch 2 - sound,

Eighteen sound 21id inch 2 - sound,

$1357.00
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Audio 9921c super - dd,

Audio 9921c super - dd,

$1049.00
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Paraflex elf subwoofer - paraflex, 21'

Paraflex elf subwoofer - paraflex, 21'

$3500.00
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Mackie thumpsub - mackie, go

Mackie thumpsub - mackie, go

$892.40
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Rcf sub 9007 dual - 9007-as,

Rcf sub 9007 dual - 9007-as,

$8999.00
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Vifa inch speaker with - 5,

Vifa inch speaker with - 5,

$20.00
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Black padded cover - for, a

Black padded cover - for, a

$349.95
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Peavey low rider subwoofer - 15",

Peavey low rider subwoofer - 15",

$150.00
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Neumann kh120 mk2 - 2x,

Neumann kh120 mk2 - 2x,

$1439.98
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Eminence ohm 5000w 6 - ohm, vc

Eminence ohm 5000w 6 - ohm, vc

$1209.99
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Sound town subwoofer - 21“,

Sound town subwoofer - 21“,

$2158.99
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Clair brothers 21 - clair, cs-21

Clair brothers 21 - clair, cs-21

$2495.00
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2015 volkswagen mk7 golf - mk7,

2015 volkswagen mk7 golf - mk7,

$75.00
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Sound 21nlw9601 extended - 21nlw9601,

Sound 21nlw9601 extended - 21nlw9601,

$3196.00
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Jbl bar deep bass mk2 - 2.1,

Jbl bar deep bass mk2 - 2.1,

$187.00
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Jbl bar deep - jbl, 2.1

Jbl bar deep - jbl, 2.1

$191.00
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Martin audio asx - martin, active

Martin audio asx - martin, active

$5990.00
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Ford f150 super - 21-23,

Ford f150 super - 21-23,

$600.00
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Electro voice ekx - electro-voice, 15”

Electro voice ekx - electro-voice, 15”

$1018.40
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Sony srs d21 - srs-d21, pc

Sony srs d21 - srs-d21, pc

$26.00
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Vifa p21wo 8ω - vifa, 8"

Vifa p21wo 8ω - vifa, 8"

$50.00
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Inch subwoofer big roll - inch,

Inch subwoofer big roll - inch,

$55.00
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Audio 9921c d2 - dd,

Audio 9921c d2 - dd,

$1169.00
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Wharfedale pro wla - wharfedale, 21"

Wharfedale pro wla - wharfedale, 21"

$1995.00
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21sw152 21 neodymium - b&c,

21sw152 21 neodymium - b&c,

$1965.72
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Quart subwoofer upgrade - mb,

Quart subwoofer upgrade - mb,

$429.99
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Neumann 120 white 245 - neumann,

Neumann 120 white 245 - neumann,

$719.99
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Six spoke subwoofer - spoke,

Six spoke subwoofer - spoke,

$115.00
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Rockville titan mix12a - titan, 12"

Rockville titan mix12a - titan, 12"

$569.95
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Lavoce san215 - lavoce, 21"

Lavoce san215 - lavoce, 21"

$1199.00
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Yorkville es21p subwoofer - yorkville,

Yorkville es21p subwoofer - yorkville,

$249.95
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Mission msb21 240w rms - mission,

Mission msb21 240w rms - mission,

$99.00
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Yorkville el21s powered - el21s, 21"

Yorkville el21s powered - el21s, 21"

$3499.00
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R21sw152 recone kit - kit, for

R21sw152 recone kit - kit, for

$347.05
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Audio 9921c super - dd,

Audio 9921c super - dd,

$1049.00
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Sound 21nlw9601 extended - 18,

Sound 21nlw9601 extended - 18,

$1896.00
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Seismic audio powered - seismic,

Seismic audio powered - seismic,

$709.99
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21sw115 21 professional - 21sw115-4,

21sw115 21 professional - 21sw115-4,

$830.28
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21ds115 21 neodymium - 21ds115-8,

21ds115 21 neodymium - 21ds115-8,

$854.10
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Svs pb13 ultra - pb13, subwoofer

Svs pb13 ultra - pb13, subwoofer

$250.00
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Mission msb21 soundbar - msb21,

Mission msb21 soundbar - msb21,

$96.17
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Proreck club 3000 inch - proreck,

Proreck club 3000 inch - proreck,

$679.99
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Yorkville el21s elite series - el21s,

Yorkville el21s elite series - el21s,

$2999.99
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Mission msb21 240 watt 1 - msb21, 240-watt

Mission msb21 240 watt 1 - msb21, 240-watt

$99.00
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8ps21 8 professional - 8ps21-16,

8ps21 8 professional - 8ps21-16,

$162.24
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Neumann kh120 mk2 - ii, (grey)

Neumann kh120 mk2 - ii, (grey)

$719.99
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Mitsubishi outlander - 13-21,

Mitsubishi outlander - 13-21,

$119.00
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Audio subwoofer enclosure - b2,

Audio subwoofer enclosure - b2,

$1199.95
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📊96 listings · from $20 · avg $1052.18

Browse 96 21 subwoofer listings currently in our index. Prices range from $20 to $9997, with an average of $1052.18. 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 $1052.18 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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