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Sundown Audio U-6.5SW D4 6.5" (U65SWD4)

1000W Peak (500W RMS) 6.5" U Series Dual 4-ohm Car Subwoofer (SW-UV16.5D4)

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1000W Peak (500W RMS) 6.5" U Series Dual 4-ohm Car Subwoofer (SW-UV16.5D4)

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Impedance: Dual 4 ohm
• Pressed Paper Cone
• Double-Stitched Surround
• Mount depth: 5.71"
• Sensitivity: 78.14 dB

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List price $239.99
-17% $199.99

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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
-8% $154.99

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Sundown Audio SA-6.5 SW D4 6.5" (SA65D4)

600W Peak (300W RMS) 6.5" SA Classic Series Dual 4-ohm Car Subwoofer (SW-SA6.5SWD4)

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600W Peak (300W RMS) 6.5" SA Classic Series Dual 4-ohm Car Subwoofer (SW-SA6.5SWD4)

• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Paper Cone
• Foam Surround
• Mount depth: 3.79"
• Sensitivity: 81.5 dB

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List price $167.99
-8% $154.99

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Tru Spec 4x6.5SUPB (1553KMB)

Empty Quad 6.5" Vented Prefabricated Enclosure

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Empty Quad 6.5" Vented Prefabricated Enclosure

• 6.5" Quad Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 2.50 cubic feet
• High-output XXL enclosure with double flush baffle

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List price $399.99
-41% $234.99

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JL Audio C6-650cw (Open Box, Great)

100W RMS 6.5" C6 Series Single 4-ohm Subwoofer

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100W RMS 6.5" C6 Series Single 4-ohm Subwoofer

• RMS Power: 100 watts
• Impedance: Single 4 ohm
• Mineral-Filled Polypropylene Cone
• Rubber Surround
• Mount depth: 2.6"
• Sensitivity: 87.37 dB

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List price $329.99
-30% $230.99

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• RMS Power: 100 watts
• Impedance: Single 4 ohm
• Mineral-Filled Polypropylene Cone
• Rubber Surround
• Mount depth: 2.6"
• Sensitivity: 87.37 dB

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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Cerwin-Vega V65DV4

1500W Peak (500W RMS) 6.5" Vega Series Dual 4-ohm Subwoofer

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1500W Peak (500W RMS) 6.5" Vega Series Dual 4-ohm Subwoofer

• Peak Power: 1500 watts
• RMS Power: 500 watts
• Impedance: Dual 4 ohm
• Carbon Fiber Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 4.65"
• Sensitivity: 82 dB

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List price $155.99
-17% $129.99

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Only 1 Left!

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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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Tru Spec Dual 6.5 (1456ER)

Empty Dual 6.5" Vented Prefabricated Enclosure

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Empty Dual 6.5" Vented Prefabricated Enclosure

• 6.5" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.6 cubic feet
• Compatible for Sundown SA65V2 and similar subwoofers (Sold separately)

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$149.99

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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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Massive Audio SUMMO64XL

400W Peak (200W RMS) 6.5" Summo Series Dual 4-ohm Car Subwoofer

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400W Peak (200W RMS) 6.5" Summo Series Dual 4-ohm Car Subwoofer

• Peak Power: 400 watts
• RMS Power: 200 watts
• Kevlar Fiber-Enforced Non-Pressed Paper cone
• EROM Foam with red stitching surround
• Impedance: Dual 4 ohm
• Mount depth: 4.37"
• Sensitivity: 85 dB

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List price $134.99
-22% $104.99

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Cerwin Vega VMAX65D2

400W Peak (200W RMS) 6.5” VMAXX Series Dual 2-ohm Subwoofer

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400W Peak (200W RMS) 6.5” VMAXX Series Dual 2-ohm Subwoofer

• Peak Power: 400 watts
• RMS Power: 200 watts
• Treated Semi-Pressed Pulped Cone
• Impedance: Dual 2 ohm
• Mount depth: 4.25"

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List price $155.99
-17% $129.99

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Cerwin-Vega VMAX65D4

400W Peak (200W RMS) 6.5” VMAXX Series Dual 4-ohm Subwoofer

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400W Peak (200W RMS) 6.5” VMAXX Series Dual 4-ohm Subwoofer

• Peak Power: 400 watts
• RMS Power: 200 watts
• Treated Semi-Pressed Pulped Cone
• Treated Foam Surround
• Impedance: Dual 4 ohm
• Mount depth: 4.25"
• Sensitivity: 83.5 dB

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List price $155.99
-17% $129.99

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Wet Sounds WS-SUB 650 ES

150W Peak (75W RMS) Loaded Single 6.5" Vented Marine and Powersports Enclosure

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150W Peak (75W RMS) Loaded Single 6.5" Vented Marine and Powersports Enclosure

• Ported enclosure with 1 6.5" Subwoofer
• 75 watts RMS (150 watts Peak)
• Final Impedance: 4-ohm

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$399.99

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Sundown Audio PSE-6.5

250W RMS 6.5" Dual 4-ohm Powersports Car Subwoofer

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250W RMS 6.5" Dual 4-ohm Powersports Car Subwoofer

• RMS Power: 250 watts
• Impedance: Dual 4 ohm
• Mount depth: 4.5"
• Compatible with powersports applications

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List price $179.99
-17% $149.99

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JL Audio C6-650cw

100W RMS 6.5" C6 Series Single 4-ohm Subwoofer

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100W RMS 6.5" C6 Series Single 4-ohm Subwoofer

• RMS Power: 100 watts
• Impedance: Single 4 ohm
• Mineral-Filled Polypropylene Cone
• Rubber Surround
• Mount depth: 2.6"
• Sensitivity: 87.37 dB

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$329.99

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Used from: $280.49

JL Audio MicroSub CP106LG-W3v3

150W RMS Loaded Single 6.5" Vented Enclosure

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150W RMS Loaded Single 6.5" Vented Enclosure

• Ported enclosure with 1 6.5" W3 v3 Series Subwoofer
• 150 watts RMS
• Final Impedance: 4-ohm
• Dimensions: 14.125" L x 9.625" H x 5.125" W

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$419.99

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PRV Audio RS65-SUBD4

600W Peak (300W RMS) 6.5" RS Series Dual 4-ohm Car Subwoofer

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600W Peak (300W RMS) 6.5" RS Series Dual 4-ohm Car Subwoofer

• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Pressed Paper cone
• High Roll Foam surround
• Mount depth: 3.46"
• Sensitivity: 82 dB

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List price $112.39
-20% $89.91

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• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Pressed Paper cone
• High Roll Foam surround
• Mount depth: 3.46"
• Sensitivity: 82 dB

Tru Spec Single 6.5” (1444OS)

Empty Single 6.5" Vented Prefabricated Enclosure

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Empty Single 6.5" Vented Prefabricated Enclosure

• 6.5" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.30 cubic feet
• Compatible for Sundown SA65V2 and similar subwoofers (Sold separately)

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List price $199.99
-45% $109.99

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DS18 EXL-X6.2D

800W Peak (400W RMS) 6.5" EXL-X Series Dual 2-ohm Car Subwoofer

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800W Peak (400W RMS) 6.5" EXL-X Series Dual 2-ohm Car Subwoofer

• Peak Power: 800 watts
• RMS Power: 400 watts
• Impedance: Dual 2 ohm
• Non-Pressed Paper Cone
• Foam Surround
• Mount depth: 4.25"
• Sensitivity: 89.8 dB

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$119.95

In stock.

• Peak Power: 800 watts
• RMS Power: 400 watts
• Impedance: Dual 2 ohm
• Non-Pressed Paper Cone
• Foam Surround
• Mount depth: 4.25"
• Sensitivity: 89.8 dB

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    Q: Can I upgrade or change the Subwoofer and Sub Box Upgrades in 1985 Mazda RX-7?

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