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  • Quad 6.5 or 8 Custom Kerf Ported Subwoofer Box Quad 6.5 or 8 Custom Kerf Ported Subwoofer Box
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    Quad 6.5 or 8" Custom Kerf Ported Subwoofer Box

    ¥88,391
    6.5" or 8" custom sub boxes by Down4Sound CURRENTLY 3-4 WEEK BUILD TIME Custom built Sub woofer Box, Each box is built to your exact wants and needs. Pictures are just examples of what we have built for customers in the past.    (HAND MADE...
    D4S-Q6.5or8-BOX
    ¥88,391
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    ¥88,391
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  • Dual 6.5 OR 8 Custom Kerf Ported Subwoofer Box HAND MADE IN THE USA Dual 6.5 OR 8 Custom Kerf Ported Subwoofer Box HAND MADE IN THE USA
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    Dual 6.5" OR 8" Custom Kerf Ported Subwoofer Box (HAND MADE IN THE USA)

    ¥76,237
    Dual 6.5 or 8" Dual Custom Sub Boxes with Kerf CURRENTLY 3-4 WEEK BUILD TIME PLEASE PUT IN ORDER NOTES IF YOU NEED THIS BOX FOR 6.5" SUBS OR 8" SUBS. The pictures here are just an example. Your exact box will be tailored to your wants and needs...
    D4S-D6.5or8-BOX
    ¥76,237
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    ¥76,237
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  • Single 6.5 OR 8 Custom Kerf Ported Subwoofer Box HAND MADE IN THE USA Single 6.5 OR 8 Custom Kerf Ported Subwoofer Box HAND MADE IN THE USA
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    Single 6.5" OR 8" Custom Kerf Ported Subwoofer Box (HAND MADE IN THE USA)

    ¥50,825
      CURRENTLY 3-4 WEEK BUILD TIME PLEASE PUT IN ORDER COMMENTS IF YOU NEED THE BOX BUILT FOR A 6.5" SUB OR AN 8" SUB Custom built Sub woofer Box. The pictures here are just an example. Your exact box will be tailored to your wants and needs...
    D4S-S6.5or8-BOX
    ¥50,825
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    ¥50,825
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  • Certified Basshead CERTIFIED BASSHEAD 4AWG 100percent SILVER TINNED OFC AMP INSTALL KIT Certified Basshead CERTIFIED BASSHEAD 4AWG 100percent SILVER TINNED OFC AMP INSTALL KIT
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    CERTIFIED BASSHEAD 4AWG 100% SILVER TINNED OFC AMP INSTALL KIT

    Certified Basshead

    MSRP: ¥18,782
    ¥6,076
    Certified Bassheads top of the line install kit! Made with 100% oxygen free copper, AND its silver tinned to protect it against mother nature. Kit Includes17 Ft Blue Certified Basshead Superflexx OFC 4AWG3 Ft Silver Certified Basshead Superflexx OFC 4AWG...
    CB-4GKITOFC
    MSRP: ¥18,782
    ¥6,076
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    MSRP: ¥18,782
    ¥6,076
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  • Certified Basshead D4S 4AWG CCA AMP INSTALL KIT Certified Basshead D4S 4AWG CCA AMP INSTALL KIT
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    D4S 4AWG CCA AMP INSTALL KIT

    Certified Basshead

    MSRP: ¥15,468
    ¥3,314
    Certified Bassheads top of the line install kit! Kit Includes17 Ft Red Certified Basshead Superflexx CCA 4AWG 3 Ft Black Certified Basshead Superflexx CCA 4AWG 17ft Certified basshead rcas 17ft Certified Basshead Remote turn on wire   1-...
    CB-4GKITCCA-1
    MSRP: ¥15,468
    ¥3,314
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    MSRP: ¥15,468
    ¥3,314
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  • Crescendo Audio S-69 6x9 Coaxial Pair
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    S-69 6x9 Coaxial ( Pair )

    Crescendo Audio

    MSRP: ¥22,097
    ¥11,048
      The Symphony 6x9” 2-way Coaxial set was designed for full range clarity and coaxial convenience, making these the logical choice for quick stock location upgrades to most vehicles. Featuring a rigid stamped steel powdercoated basket...
    S-69
    MSRP: ¥22,097
    ¥11,048
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    MSRP: ¥22,097
    ¥11,048
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  • Crescendo Audio S-57 5x7 Coaxial
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    S-57 5x7 Coaxial

    Crescendo Audio

    MSRP: ¥20,992
    ¥9,943
         The Symphony 5x7” 2-way Coaxial set was designed for full range clarity and coaxial convenience, making these the logical choice for quick stock location upgrades to most vehicles. Featuring a rigid stamped steel powdercoated...
    S-57
    MSRP: ¥20,992
    ¥9,943
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    MSRP: ¥20,992
    ¥9,943
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  • Crescendo Audio Crescendo S-65 6.5 Coaxial pair Crescendo Audio Crescendo S-65 6.5 Coaxial pair
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    Crescendo S-65 6.5 Coaxial (pair)

    Crescendo Audio

    MSRP: ¥18,782
    ¥9,943
      The Symphony 6.5” 2-way Coaxial set was designed for full range clarity and coaxial convenience, making these the logical choice for quick stock location upgrades to most vehicles. Featuring a rigid stamped steel powdercoated basket...
    S-65
    MSRP: ¥18,782
    ¥9,943
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    MSRP: ¥18,782
    ¥9,943
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  • Crescendo Audio S-50 5.25 Coaxial
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    S-50 5.25 Coaxial

    Crescendo Audio

    MSRP: ¥16,572
    ¥8,838
    The Symphony 5.25” 2-way Coaxial set was designed for full range clarity and coaxial convenience, making these the logical choice for quick stock location upgrades to most vehicles. Featuring a rigid stamped steel powdercoated basket utilizing an...
    S-50
    MSRP: ¥16,572
    ¥8,838
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    MSRP: ¥16,572
    ¥8,838
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  • Crescendo Audio SC-525 5.25 Components
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    SC-525 5.25 Components

    Crescendo Audio

    MSRP: ¥20,992
    ¥13,810
      The new Symphony series components are affordable, no compromise component sets suitable for car audio aficionados and Audiophiles alike.  Symphony 5.25" Mid-Woofer  The Symphony 5.25 Midwoofer has been designed with a Rigid Stamped...
    SC-525
    MSRP: ¥20,992
    ¥13,810
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    MSRP: ¥20,992
    ¥13,810
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