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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

43 products
  • CAP5 5000W Digital 5 Farad Capacitor + AK4 4 Ga Amplifier Install Kit ANL 100

    Regular price
    $109.95
    Sale price
    $109.95
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  • DS18 CAP5 Digital 5 Farad Capacitor Power Amperage Display + 0 AWG Gauge Amp Kit

    Regular price
    $149.95
    Sale price
    $149.95
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  • DS18 PC35 Dry Deep Cycle Car Audio Battery 900W 190-230A 12V Power Cell

    Regular price
    $159.95
    Sale price
    $159.95
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  • DS18 CAP5 5000W Digital 5 Farad Capacitor Power Led Voltage/Amperage Display

    Regular price
    $89.95
    Sale price
    $89.95
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  • DS18 PWSI50A Automatic Battery Charger 50A Charging output Digital level LED

    Regular price
    $229.95
    Sale price
    $229.95
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  • Shuriken BT140 4000W 140A Battery Power Cell + Steel Boltdown Battery Box

    Regular price
    $431.95
    Sale price
    $431.95
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  • Shuriken BT140 Large 12V Car Audio Cell Battery AGM 4000W 140 Amp Hours

    Regular price
    $399.95
    Sale price
    $399.95
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  • 1x Short GM Side Post Adapter Battery Terminal Mid Series 24K Gold Plated R4SP

    Regular price
    $11.95
    Sale price
    $11.95
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  • 1x Long GM Side Post Adapter Battery Terminal Mid Series 24K Gold Plated R4SPL

    Regular price
    $11.95
    Sale price
    $11.95
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  • Pair of 1200Hz 33UF 4 Ohm Non Polar Universal Bass Blockers BB33

    Regular price
    $13.95
    Sale price
    $13.95
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  • DS18 DS-PC55 Deep Cycle 400-480A 1500W Power 12V Cell Battery 55AH Car Audio

    Regular price
    $239.95
    Sale price
    $239.95
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  • DS18 CAP5 5000W 5 Farad Capacitor + Complete 4 AWG CCA Amp Install Kit

    Regular price
    $134.95
    Sale price
    $134.95
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  • DS18 CAP5 5000W 5 Farad Capacitor + Complete 0 AWG CCA Amp Install Kit

    Regular price
    $149.95
    Sale price
    $149.95
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  • Shuriken BT60 1500W 60A Battery Power Cell + Steel Boltdown Battery Box

    Regular price
    $209.95
    Sale price
    $209.95
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  • Shuriken BT120 2400W 120A T11 Battery Power Cell + Steel Boltdown Battery Box

    Regular price
    $349.95
    Sale price
    $349.95
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  • Shuriken BT80 1800W 80A Battery Power Cell + Steel Boltdown Battery Box

    Regular price
    $249.95
    Sale price
    $249.95
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  • Shuriken BT35 800W 35A Battery Power Cell + Steel Boltdown Battery Box

    Regular price
    $129.95
    Sale price
    $129.95
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  • Shuriken BT45 1250W 45A Battery Power Cell + Steel Boltdown Battery Box

    Regular price
    $149.95
    Sale price
    $149.95
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  • Shuriken BT8785DT 55A GM Side Mount Dual Post Cell Battery + Steel Boltdown Box

    Regular price
    $244.95
    Sale price
    $244.95
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  • Shuriken BT20 600W 20A Battery Power Cell + Steel Boltdown Battery Box

    Regular price
    $82.95
    Sale price
    $82.95
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  • Shuriken BT80 Large 12V Car Audio Cell Battery AGM 1800W 80A

    Regular price
    $214.95
    Sale price
    $214.95
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  • Shuriken BT35 Compact 12V Car Audio Cell Battery AGM 800W 35A T6 T12 T10-1

    Regular price
    $108.95
    Sale price
    $108.95
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  • Shuriken BT60 12V Compact Car Audio Cell Battery AGM 1500W 60A T6

    Regular price
    $189.95
    Sale price
    $189.95
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  • Shuriken BT45 Compact 12V Car Audio Cell Battery AGM 1250W 45A T6

    Regular price
    $129.95
    Sale price
    $129.95
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  • Shuriken BT120 Large 12V Car Audio Cell Battery 2400W 120A T11

    Regular price
    $319.95
    Sale price
    $319.95
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  • Shuriken BT20 Compact Car Audio 12V Cell Battery AGM 600W 20A

    Regular price
    $67.95
    Sale price
    $67.95
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  • Shuriken BT8785DT 12V Compact Cell Battery AGM Dual Post 650W 55A GM Side Mount

    Regular price
    $221.95
    Sale price
    $221.95
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  • Shuriken BT18 12V Compact Car Audio Cell Battery AGM 500W 18A

    Regular price
    $59.95
    Sale price
    $59.95
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  • Shuriken BT110 Large 12V Car Audio Cell Battery AGM 2200W 110A

    Regular price
    $309.95
    Sale price
    $309.95
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  • DS18 CAP2 2000W 2 Farad Power Capacitor with Digital LED Display Car Audio

    Regular price
    $47.95
    Sale price
    $47.95
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  • DS18 3000 Watt Quiet Portable Camping Gasoline Power Inverter Generator

    Regular price
    $699.95
    Sale price
    $699.95
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  • DS18 CAP5 5000W Digital 5 Farad Capacitor + 4 Guage Amp Kit 100% OFC

    Regular price
    $169.95
    Sale price
    $169.95
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