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Big Jeff Online Inc is a family based business and is able to give one on one time with our customers

37 products
  • 1x DS18 SLC-MD12.4D 12" pro Sub woofer Audio Speaker Dual Voice Coil 4 Ohm

    Regular price
    $54.95
    Sale price
    $54.95
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  • 12" PRV Full Loud 12MR2000 Pro Audio Midrange Midbass 2000W 8-Ohm Woofer Speaker

    Regular price
    $164.99
    Sale price
    $164.99
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  • 12" Subwoofer 2000W Dual 4 Ohm Car Audio Pro Bass Speaker Logic Soundlab WX1200

    Regular price
    $128.95
    Sale price
    $128.95
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  • 12" Shallow Mount Subwoofer 1200W 4 Ohm Pro Audio Bass Speaker DS18 SW12S4

    Regular price
    $192.95
    Sale price
    $192.95
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  • 12" Dual Subwoofer 3000W 4 Ohm Competition Pro Car Audio SUMMOXL124

    Regular price
    $259.95
    Sale price
    $259.95
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  • 2000 W 12" Dual 4-Ohm Voice Coil Car Subwoofer Massive Audio

    Regular price
    $169.95
    Sale price
    $169.95
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  • DS18 EXL XX 12" Subwoofer 2 Ohm 4000 Watts DVC

    Regular price
    $349.95
    Sale price
    $349.95
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  • T5.124 12" 2000W Subwoofer Dual 4-ohm Voice Coil Pro Car Audio Bass

    Regular price
    $159.95
    Sale price
    $159.95
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  • T5.122 12" 2000W Subwoofer Dual 2-ohm Voice Coil Pro Car Audio Bass

    Regular price
    $159.95
    Sale price
    $159.95
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  • R3-12 12" 1600W Subwoofer Dual 2-ohm Voice Coil Pro Car Audio Bass

    Regular price
    $119.95
    Sale price
    $119.95
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  • BXW-124 2400 Watt 12" Subwoofer 4+4 Ohm DVC Pro Car Audio Bass

    Regular price
    $79.95
    Sale price
    $79.95
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  • MOFOS-12D4 12" 2500W Dual 4 Ohm Pro Subwoofer Car Audio Bass

    Regular price
    $139.95
    Sale price
    $139.95
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  • Massive Audio GTX122 1400 W Max 12" Dual Voice Coil 2 Ohm Car Audio Subwoofer

    Regular price
    $109.95
    Sale price
    $109.95
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  • Dual 4 Ohm Voice Coil 12" Subwoofer 1000 Watts Genius Audio N7-12D4

    Regular price
    $109.95
    Sale price
    $109.95
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  • 12" Super Woofer 3000 Watt Dual 4 Ohm Pro Bass Genius Audio V9-X12D4

    Regular price
    $254.95
    Sale price
    $254.95
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  • Dual 4 Ohm Voice Coil 12" Subwoofer 2000 Watts Bass Genius Audio N9-12D4

    Regular price
    $176.95
    Sale price
    $176.95
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  • Dual 4 Ohm Voice Coil 12" Subwoofer 1400 Watts Genius Audio N8-12D4

    Regular price
    $119.95
    Sale price
    $119.95
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  • Cadence CM12D2 12" Subwoofer Dual 2 Ohm 600W Car Audio

    Regular price
    $79.95
    Sale price
    $79.95
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  • Cadence CM12D4 12" Bass Car Subwoofer Dual 4 Ohm 600W

    Regular price
    Sold out
    Sale price
    $79.95
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  • 1x 12" PRV Audio 12W750A Pro Audio Woofer Loud Speaker 8 Ohm 750 Watts Car Audio

    Regular price
    $69.99
    Sale price
    $69.99
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  • 1 x 12" Sub Woofer Dual 2 Ohm 3" DVC 2400W Wild Beast Cadence WB12D2 Car Audio

    Regular price
    $399.95
    Sale price
    $399.95
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  • 12" Car Audio Subwoofer Dual Voice Coil 2 Ohm 6000W Massive Hippo XL 122R

    Regular price
    $399.95
    Sale price
    $399.95
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  • Massive Audio 2000 W 12" Dual 4-Ohm Voice Coil Car Subwoofer

    Regular price
    $169.95
    Sale price
    $169.95
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  • Massive Audio HIPPOXL124 4000 Watt 12" 4 ohm DVC Car Audio Subwoofer

    Regular price
    $299.95
    Sale price
    $299.95
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  • DS18 EXL-X12.4D 12" 2500W 4Ohm DVC Pro Car Audio Subwoofer

    Regular price
    $319.95
    Sale price
    $319.95
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  • DS18 EXL-X12.2D 12" 2500W 2Ohm DVC Pro Car Audio Subwoofer

    Regular price
    $319.95
    Sale price
    $319.95
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  • Massive Audio HIPPOXL122 4000 Watt 12" 2 ohm Hippo Car Audio Subwoofer Sub

    Regular price
    $299.95
    Sale price
    $299.95
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  • Massive Audio UFO12 12 Inch Shallow Truck Car Sub Subwoofer 600 Watt Dual 4 Ohm

    Regular price
    $89.95
    Sale price
    $89.95
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  • 1x MD12 DS18 12" Pro Sub woofer car audio 4 ohm

    Regular price
    $54.95
    Sale price
    $54.95
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  • 12" Pro Audio Sub woofer Dual voice coil 4 ohm 1200W Logic Sound Lab FSW120

    Regular price
    $68.95
    Sale price
    $68.95
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  • 12" Shallow Mount Subwoofer 1200W Dual 4 Ohm Pro Audio Bass Speaker DS18 SW12D4

    Regular price
    $192.95
    Sale price
    $192.95
    Add to cart
  • Massive Audio GTX124 1400 W Max 12" Dual Voice Coil 4 Ohm Car Audio Subwoofer

    Regular price
    Sold out
    Sale price
    $109.95
    Add to cart