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Sundown Audio SA-6.5 SW D2 6.5" (SA65D2)

600W Peak (300W RMS) 6.5" SA Classic Series Dual 2-ohm Car Subwoofer (SW-SA6.5SWD2)

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600W Peak (300W RMS) 6.5" SA Classic Series Dual 2-ohm Car Subwoofer (SW-SA6.5SWD2)

• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 2 ohm
• Paper Cone
• Foam Surround
• Mount depth: 3.79"
• Sensitivity: 81.6 dB

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List price $167.99
-23% $129.99

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Earthquake Sound SWS-6.5X

200W Peak (100W RMS) 6.5" SWS Series Dual 4-ohm Shallow-mount Subwoofer

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200W Peak (100W RMS) 6.5" SWS Series Dual 4-ohm Shallow-mount Subwoofer

• Peak Power: 200 watts
• RMS Power: 100 watts
• Impedance: Single 4 ohm
• Polypropylene Cone
• Butyl Rubber Surround
• Mount depth: 1-3/4"
• Sensitivity: 77.3 dB

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List price $149.00
-19% $119.99

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NVX - Worth the Envy - Direct to Consumer Car Audio

Kicker CWQ124 (51CWQ124)

2000W Peak (1000W RMS) 12" CompQ Series Dual 4-ohm Subwoofer

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2000W Peak (1000W RMS) 12" CompQ Series Dual 4-ohm Subwoofer

• Peak Power: 2000 watts
• RMS Power: 1000 watts
• Impedance: Dual 4 ohm
• SoloKon Polypropylene Cone
• Blue-stitched Santoprene Rubber Surround
• Mount depth: 7-1/8"
• Sensitivity: 85.4 dB

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List price $379.99
-8% $349.99

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Kicker CWQ122 (51CWQ122)

2000W Peak (1000W RMS) 12" CompQ Series Dual 2-ohm Subwoofer

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2000W Peak (1000W RMS) 12" CompQ Series Dual 2-ohm Subwoofer

• Peak Power: 2000 watts
• RMS Power: 1000 watts
• Impedance: Dual 2 ohm
• SoloKon Polypropylene Cone
• Blue-stitched Santoprene Rubber Surround
• Mount depth: 7-1/8"
• Sensitivity: 85.4 dB

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List price $379.99
-8% $349.99

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Kicker CWR84 (48CWR84)

600W Peak (300W RMS) 8” CompR Series Dual 4-ohm Subwoofer

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600W Peak (300W RMS) 8” CompR Series Dual 4-ohm Subwoofer

• Peak Power: 600 watts
• RMS Power: 150-300 watts
• Impedance: Dual 4 ohm
• Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 4 1/8"
• Sensitivity: 82.1 dB

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List price $139.99
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-31% $95.96

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Alpine R2-W12D2

2250W Peak (750W RMS) 12" R2-Series Dual 2-ohm Car Subwoofer

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2250W Peak (750W RMS) 12" R2-Series Dual 2-ohm Car Subwoofer

• Peak Power: 2250 watts
• RMS Power: 750 watts
• Impedance: Dual 2 ohm
• Kevlar Reinforced Pulp Paper Cone
• High-Amplitude Multi-Roll (HAMR) Surround
• Mount depth: 6.43"
• Sensitivity: 85 dB

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List price $540.00
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-33% $359.95

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Massive Audio Hippo H82XR

2000W Peak (1000W RMS) 8" Hippo Series Dual 2-ohm Subwoofer

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2000W Peak (1000W RMS) 8" Hippo Series Dual 2-ohm Subwoofer

• Peak Power: 2000 watts
• RMS Power: 1000 watts
• Impedance: Dual 2 ohm
• Kevlar fiber reinforced Non-Pressed Paper cone with industrial textured finish
• Tall and narrow Foam surround
• Sensitivity: 84.44 dB

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List price $351.95
-15% $299.99

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Cerwin-Vega V65DV2

1500W Peak (500W RMS) 6.5" Vega Series Dual 2-ohm Subwoofer

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1500W Peak (500W RMS) 6.5" Vega Series Dual 2-ohm Subwoofer

• Peak Power: 1500 watts
• RMS Power: 500 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 4.65"
• Sensitivity: 80 dB

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List price $155.99
-17% $129.99

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JL Audio 6W3V3-4

150W RMS 6.5" W3v3 Series Single 4-ohm Car Subwoofer

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150W RMS 6.5" W3v3 Series Single 4-ohm Car Subwoofer

• RMS Power: 150 watts
• Impedance: Single 4 ohm
• Mineral-Filled Polypropylene Cone
• Nitrile Butadiene Rubber NBR Surround
• Mount depth: 4.25"
• Sensitivity: 80.49 dB

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$319.99

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Kicker L7S152 (44L7S152)

2000W Peak (1000W RMS) 15” Solo-Baric L7S Series Dual 2-ohm Subwoofer

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2000W Peak (1000W RMS) 15” Solo-Baric L7S Series Dual 2-ohm Subwoofer

• Peak Power: 2000 watts
• RMS Power: 1000 watts
• Impedance: Dual 2 ohm
• Injection Molded Polypropylene Cone
• Ribbed Santoprene Surround
• Mount depth: 8 11/16"
• Sensitivity: 88.56 dB

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11
List price $509.99
Save $126.03
-25% $383.96

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Hertz CS 200 S4

300W Peak (150W RMS) 8" Cento Series Single 4-ohm Car Subwoofer

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300W Peak (150W RMS) 8" Cento Series Single 4-ohm Car Subwoofer

• Peak Power: 300 watts
• RMS Power: 150 watts
• Impedance: Single 4 ohm
• Polypropylene cone
• Rubber surround
• Mount depth: 3.98"
• Sensitivity: 84 dB

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List price $255.00
-10% $229.99

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Alpine S2-W10D4

1800W Peak (600W RMS) 10" S-Series Dual 4-ohm Car Subwoofer

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1800W Peak (600W RMS) 10" S-Series Dual 4-ohm Car Subwoofer

• Peak Power: 1800 watts
• RMS Power: 600 watts
• Impedance: Dual 4 ohm
• Carbon Fiber Polypropylene Cone
• High-Amplitude Multi-Roll (HAMR) Surround
• Mount depth: 4.54"
• Sensitivity: 84.9 dB

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List price $290.00
Save $98.05
-34% $191.95

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Diamond Audio DES84 (Open Box, Great)

500W Peak (250W RMS) 8" DES Series Dual 4-ohm Car Subwoofer

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500W Peak (250W RMS) 8" DES Series Dual 4-ohm Car Subwoofer

• Peak Power: 500 watts
• RMS Power: 250 watts
• Fiber-Reinforced High Strength Paper Cone
• Impedance: Dual 4 ohm
• Sensitivity: 82.1 dB

10% Off Open Box!
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$239.99
$215.99 with coupon | Price details

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• Peak Power: 500 watts
• RMS Power: 250 watts
• Fiber-Reinforced High Strength Paper Cone
• Impedance: Dual 4 ohm
• Sensitivity: 82.1 dB

Massive Audio GTX104H

1600W Peak (800W RMS) 10" GTX Series Dual 4-ohm Car Subwoofer

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1600W Peak (800W RMS) 10" GTX Series Dual 4-ohm Car Subwoofer

• Peak Power: 1600 watts
• RMS Power: 800 watts
• Impedance: Dual 4 ohm
• UV-treated Non-Pressed Paper cone
• Pressed Foam surround
• Mount depth: 6.34"
• Sensitivity: 87.5 dB

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List price $189.99
-16% $159.99

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Kicker CWRT122 (48CWRT122)

1000W Peak (500W RMS) 12" CompRT Series Dual 2-ohm Shallow Car Subwoofer

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1000W Peak (500W RMS) 12" CompRT Series Dual 2-ohm Shallow Car Subwoofer

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Impedance: Dual 2 ohm
• UV-Treated Polypropylene Cone
• UV-resistant Santoprene Surround
• Mount depth: 3-3/4"
• Sensitivity: 85.5 dB

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List price $279.99
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-29% $199.96

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MTX TS9924-22

8000W Peak (4000W RMS) 24" JackHammer Series Dual 2-ohm Subwoofer

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8000W Peak (4000W RMS) 24" JackHammer Series Dual 2-ohm Subwoofer

• Peak Power: 8000 watts
• RMS Power: 4000 watts
• Impedance: Dual 2 ohm
• Polypropylene Cone
• High Roll Foam Surround
• Mount depth: 24.00"
• Sensitivity: 92 dB

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List price $12500.00
-20% $9,999.95

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JL Audio 10W6v3-D4

600W RMS 10" W6v3 Series Dual 4-ohm Car Subwoofer

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600W RMS 10" W6v3 Series Dual 4-ohm Car Subwoofer

• RMS Power: 600 watts
• Impedance: Dual 4 ohm
• Mineral-Filled Polypropylene Cone
• Rubber Surround
• Mount depth: 6.89"
• Sensitivity: 82.7 dB

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$849.99

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Rockford Fosgate Punch P2 P2D2-8

500W Peak (250W RMS) 8" Punch Series Dual 2-ohm Car Subwoofer

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500W Peak (250W RMS) 8" Punch Series Dual 2-ohm Car Subwoofer

• Peak Power: 500 watts
• RMS Power: 250 watts
• Impedance: Dual 2 ohm
• Kevlar Reinforced Pulp Paper Cone
• Rubber Surround
• Mount depth: 4.76"
• Sensitivity: 83 dB

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List price $149.99
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Kicker CWRT674 (48CWRT674)

300W Peak (150W RMS) 6.75” CompRT Series Dual 4-ohm Shallow Car Subwoofer

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300W Peak (150W RMS) 6.75” CompRT Series Dual 4-ohm Shallow Car Subwoofer

• Peak Power: 300 watts
• RMS Power: 150 watts
• Impedance: Dual 4 ohm
• UV-Resistant Polypropylene Cone
• UV-resistant Santoprene Surround
• Mount depth: 2-3/4"
• Sensitivity: 82.6 dB

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List price $149.99
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Kicker CVX124 (50CVX124)

1500W Peak (750W RMS) 12" CompVX Series Dual 4-ohm Car Subwoofer

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1500W Peak (750W RMS) 12" CompVX Series Dual 4-ohm Car Subwoofer

• Peak Power: 1500 watts
• RMS Power: 750 watts
• Impedance: Dual 4 ohm
• Polypropylene Cone
• Ribbed Santoprene Surround
• Mount depth: 6-11/16"
• Sensitivity: 87.1 dB

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List price $349.99
-9% $319.99

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NVX - Worth the Envy - Direct to Consumer Car Audio

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    FAQ for Universal Subwoofers in 2003 B2300

    Q: Can I upgrade or change the Universal Subwoofers in 2003 Mazda B2300?

    A: Yes this page includes all the best Universal Subwoofers that work in your B2300.

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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