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15% Off Sitewide | Summer Savings
15% Off Sitewide | Summer Savings

Big 3 Upgrade Kits

From beginner to fully loaded systems – utilize industry standard, oxygen-free, annealed copper wire. Known for its current capacity and natural defense against corrosion, OFC helps guarantee both sound fidelity and continuous amperage.
  • XBG3PK Full Spec 1/0 Gauge 100% (OFC) Oxygen Free Copper Big 3 Upgrade Kit

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    Product Details: 1/0 Gauge X-Series Big 3 Upgrade Kit Made from 100% Oxygen-Free Copper (OFC) Tinned conductors for corrosion resistance Pre-termi...

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    Summer Savings 15% Off

    Original price $142.84
    Original price $142.84 - Original price $142.84
    Original price $142.84
    Current price $117.64
    $99.99
    $117.64 - $117.64
    Current price $117.64
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