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Home Subwoofers Replacement Subwoofer Speakers

Replacement Subwoofer Speakers

  • Quake™ 18" Steel Frame Subwoofer Driver (Pair)
    $339.99
    $194.99
    Only 6 left! Order now!

    Model #: Quake™ 18 (Pair) 18" Woofer / Speaker 500 Watts RMS / 8 Ohms Replacement 18" Speaker

  • New Madrid™ - 18" Aluminum frame Subwoofer Driver Speaker
    $299.99
    $159.99
    In Stock

    18" Woofer/Speaker at 750 RMS - 1500 Peak Speaker Magnet is 240 ounces (Dual 120 oz) Driver has a 4" Voice Coil Speaker Impedance is 8 Ohm


  • Quake™ 15 Sub 15" Steel Frame Subwoofer Driver (Pair)
    $279.99
    $154.99
    Only 1 left! Order now!

    Model #: Quake™ 15 Sub (Pair) 15" Sub Woofer / Speaker 500 Watts RMS / 8 Ohms Replacement 15" Speaker


  • San Andreas™ - 18" Aluminum Frame Subwoofer Driver Speaker
    $249.99
    $129.99
    In Stock

    18" Woofer/Speaker (500 WRMS - 1000 W Peak) Speaker Magnet is 120 ounces Driver has a 4" Voice Coil Speaker Impedance is 8 Ohm



  • Quake™ 18" Steel Frame Subwoofer Driver
    $199.99
    $99.99
    In Stock

    Model #: Quake™ 18 18" Woofer / Speaker 500 Watts RMS / 8 Ohms Replacement 18" Speaker

  • Quake™ 15 Sub 15" Steel Frame Subwoofer Driver
    $139.99
    $84.99
    Only 2 left! Order now!

    Model #: Quake™ 15 Sub 15" Sub Woofer / Speaker 500 Watts RMS / 8 Ohms Replacement 15" Speaker



  • T12Sub - 12 Inch Steel Frame Subwoofer Driver
    $99.99
    $59.99
    In Stock

    Model #: T12Sub 12" Replacement Subwoofer Speaker 300 Watts RMS; 600 Watts Peak 8 Ohms | Pressed Steel Chassis

  • T10Sub - 10 Inch Steel Frame Subwoofer Driver
    $79.99
    $49.99
    In Stock

    Model #: T10Sub 10" Replacement Subwoofer Speaker 200 Watts RMS; 400 Watts Peak 8 Ohms | Pressed Steel Chassis




Replacement Subwoofers - Raw Subwoofer Speakers


For those the DIYers and the experimenters, we here at Seismic Audio sell replacement speakers for all 18” and 15” subwoofer cabinets. The San Andreas raw speaker will reach as low as 35Hz and handle 1000 watts of power with ease. The incredible price makes it the first choice for an affordable replacement. The New Madrid 18 boasts a gigantic 240 ounces of magnet and four inches of voice coil. The solid construction lets this speaker get all the way down to 25Hz and handle 1500 watts of power. The Quake series of replacement woofers provide the most affordable 18” and 15” high quality speakers on the market. Great performance and cheap enough to keep some spares on hand for those worst case scenarios.