MTX Car Subwoofers with an Enclosure/Box at Sonic Electronix

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MTX Audio RoadThunder Bass Box RTP8A - Amplified Enclosure Package

360W Peak (120W RMS) Loaded 8" Active Ported Subwoofer Enclosure featuring a Built-in Amplifier, Speaker-level (High-level) Inputs for OEM Integration, and External Wired Bass Knob Remote

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360W Peak (120W RMS) Loaded 8" Active Ported Subwoofer Enclosure featuring a Built-in Amplifier, Speaker-level (High-level) Inputs for OEM Integration, and External Wired Bass Knob Remote

• 120W Single 8" Vented Subwoofer Enclosure with Built-In Amplifier
• 120W RMS Class D Amplifier
• 8" Subwoofer
• Vented Enclosure with Carpeted Finish
• Single round port
• Enclosure Dimensions: 13.75" D x 13" W x 13" H

5
MTX Audio RoadThunder Bass Box RTP8A - Amplified Enclosure Package

360W Peak (120W RMS) Loaded 8" Active Ported Subwoofer Enclosure featuring a Built-in Amplifier, Speaker-level (High-level) Inputs for OEM Integration, and External Wired Bass Knob Remote

In stock

$179.95 (16.67% off)
$149.95
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  • 10% Off a Sound Dampening Kit with Your Subwoofer Purchase!

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360W Peak (120W RMS) Loaded 8" Active Ported Subwoofer Enclosure featuring a Built-in Amplifier, Speaker-level (High-level) Inputs for OEM Integration, and External Wired Bass Knob Remote

$149.95

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Belva BAK82BL

Complete 8 Gauge Amplifier Wiring Kit with 2-Channel RCA Cable (CCA Wiring)

$19.99

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NVX SDTK20

Trunk Kit - 20 Square Feet of Sound Dampening Material (Five 18" x 32" Pieces)

$59.99

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MTX TNE212DV

1000W Terminator Series Ported Dual 12" Subwoofer Enclosure

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1000W Terminator Series Ported Dual 12" Subwoofer Enclosure

• 1000W Dual 12" Vented Subwoofer Enclosure
• 12" Subwoofer
• 5/8" MDF Enclosure with Black Carpet Finish
• Enclosure Dimensions: 11" TD x 13.5" BD x 29.5" W x 14" H

5
MTX TNE212DV

1000W Terminator Series Ported Dual 12" Subwoofer Enclosure

In stock

$237.93 (15.96% off)
$199.95

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TNE212DV small

1000W Terminator Series Ported Dual 12" Subwoofer Enclosure

$199.95

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NVX Speaker Wire (XWS1225)

25 ft. of True 12 Gauge EnvyFlex Speaker Cable/Wire (100% Oxygen-Free Copper)

$29.99

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NVX Sound Dampening Trunk Kit (SDTK20)

20 Square Feet of Sound Dampening Material (Five 18" x 32" Pieces)

$59.99

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Car Stereo and Speaker Installation Tool Kit

Complete Car Stereo Tool Kit, Includes Voltage Test Light, Wire Stripper and More

$19.99

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MTX TN8MS

Terminator Series 8" Micro Class A/B Amplified Subwoofer Enclosure

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Terminator Series 8" Micro Class A/B Amplified Subwoofer Enclosure

• RMS: 135 Watts / Peak: 200 Watts
• Class A/B Topology
• Perfect for installation under a seat or behind a truck seat
• Frequency Response: 20Hz - 200Hz
• Variable Bass Boost: 12dB @45Hz

1
MTX TN8MS

Terminator Series 8" Micro Class A/B Amplified Subwoofer Enclosure

In stock

Only 3 Left!

$219.99 (13.64% off)
$189.99

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Terminator Series 8" Micro Class A/B Amplified Subwoofer Enclosure

$189.99

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NVX SDTK20

Trunk Kit - 20 Square Feet of Sound Dampening Material (Five 18" x 32" Pieces)

$59.99

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MTX Audio Thunderform F150C04T12-TN (Tan, Loaded)

Custom-Fit Tan Enclosure Loaded with 10" Subwoofer for 2004-2006 Ford F-150 SuperCab

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Custom-Fit Tan Enclosure Loaded with 10" Subwoofer for 2004-2006 Ford F-150 SuperCab

• Loaded 12" Subwoofer Enclosure Custom-Fit for 2004-2007 Ford F-150 Pickup
• 400W Max
• 200W RMS
• Polypropylene Woofer Cone
• Rubber Surround
• 28oz. Magnet Structure

MTX Audio Thunderform F150C04T12-TN (Tan, Loaded)

Custom-Fit Tan Enclosure Loaded with 10" Subwoofer for 2004-2006 Ford F-150 SuperCab

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95
MTX Audio Thunderform F150C04C12-TN (Charcoal, Loaded)

Ford F-150 Crew/Ext Cab 2004-2008, 12" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Ford F-150 Crew/Ext Cab 2004-2008, 12" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Loaded 12" Subwoofer Enclosure Custom-Fit for 2004-2007 Ford F-150 Pickup
• 400W Max
• 200W RMS
• Polypropylene Woofer Cone • Rubber Surround
• 28oz. Magnet Structure

MTX Audio Thunderform F150C04C12-TN (Charcoal, Loaded)

Ford F-150 Crew/Ext Cab 2004-2008, 12" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95
MTX Audio Thunderform F150C04T12-TN (Tan, Loaded) Open Box (Complete)

Custom-Fit Tan Enclosure Loaded with 10" Subwoofer for 2004-2006 Ford F-150 SuperCab

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Custom-Fit Tan Enclosure Loaded with 10" Subwoofer for 2004-2006 Ford F-150 SuperCab

• Loaded 12" Subwoofer Enclosure Custom-Fit for 2004-2007 Ford F-150 Pickup
• 400W Max
• 200W RMS
• Polypropylene Woofer Cone
• Rubber Surround
• 28oz. Magnet Structure

MTX Audio Thunderform F150C04T12-TN (Tan, Loaded) Open Box (Complete)

Custom-Fit Tan Enclosure Loaded with 10" Subwoofer for 2004-2006 Ford F-150 SuperCab

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95
MTX Audio Thunderform F150C04C12-TN (Charcoal, Loaded) Open Box (Complete)

Ford F-150 Crew/Ext Cab 2004-2008, 12" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Ford F-150 Crew/Ext Cab 2004-2008, 12" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Loaded 12" Subwoofer Enclosure Custom-Fit for 2004-2007 Ford F-150 Pickup
• 400W Max
• 200W RMS
• Polypropylene Woofer Cone • Rubber Surround
• 28oz. Magnet Structure

MTX Audio Thunderform F150C04C12-TN (Charcoal, Loaded) Open Box (Complete)

Ford F-150 Crew/Ext Cab 2004-2008, 12" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$549.95 (30.37% off)
$382.95
MTX Terminator TN12-02 12” 400 Watt Car Audio Subwoofer+Sealed Sub Box Enclosure

400W Peak (200W RMS) 12" Terminator Series Single 2 ohm Subwoofer Package

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400W Peak (200W RMS) 12" Terminator Series Single 2 ohm Subwoofer Package

• 400W Peak
• 200W RMS
• Single 2 ohm
• Polypropylene Cone
• Rubber Surround
• 28 oz. Magnet Structure

19
MTX Terminator TN12-02 12” 400 Watt Car Audio Subwoofer+Sealed Sub Box Enclosure

400W Peak (200W RMS) 12" Terminator Series Single 2 ohm Subwoofer Package

In stock

$154.89 (10.27% off)
$138.99

Item Added to Cart

BBSW167,MDFS12,TN12-02 small

400W Peak (200W RMS) 12" Terminator Series Single 2 ohm Subwoofer Package

$138.99

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NVX Speaker Wire (XWS1225)

25 ft. of True 12 Gauge EnvyFlex Speaker Cable/Wire (100% Oxygen-Free Copper)

$29.99

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NVX Sound Dampening Trunk Kit (SDTK20)

20 Square Feet of Sound Dampening Material (Five 18" x 32" Pieces)

$59.99

Add
Car Stereo and Speaker Installation Tool Kit

Complete Car Stereo Tool Kit, Includes Voltage Test Light, Wire Stripper and More

$19.99

Add

Don't see the accessory you're looking for?
View all available accessories for the MTX Terminator TN12-02 12” 400 Watt Car Audio Subwoofer+Sealed Sub Box Enclosure.
MTX Audio Thunderform DRQC20C-TN (Charcoal, Loaded)

Dodge Ram Quad Cab 2002-2014, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Dodge Ram Quad Cab 2002-2014, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Dual 10" Loaded MTX Thunderform Subwoofer Enclosure
• For Dodge Ram Quad Cab 2002-2014
• Loaded with Dual Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 ohms
• Polypropylene Cone

MTX Audio Thunderform DRQC20C-TN (Charcoal, Loaded)

Dodge Ram Quad Cab 2002-2014, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$649.95 (15.39% off)
$549.95
NEW MTX AUDIO TN10-04 10" 300W Car Power Subwoofer TN1004 + Free Ported Box

300W Peak (150W RMS) 10" Terminator Series Single 4 ohm Subwoofer Package

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300W Peak (150W RMS) 10" Terminator Series Single 4 ohm Subwoofer Package

• 300W Peak
• 150W RMS
• Single 4 ohm
• Polypropylene Cone
• Rubber Surround
• 28 oz. Magnet Structure

28
NEW MTX AUDIO TN10-04 10" 300W Car Power Subwoofer TN1004 + Free Ported Box

300W Peak (150W RMS) 10" Terminator Series Single 4 ohm Subwoofer Package

In stock

$165.90 (6.55% off)
$155.03

Item Added to Cart

10SQV,TN10-04 small

300W Peak (150W RMS) 10" Terminator Series Single 4 ohm Subwoofer Package

$155.03

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NVX Speaker Wire (XWS1225)

25 ft. of True 12 Gauge EnvyFlex Speaker Cable/Wire (100% Oxygen-Free Copper)

$29.99

Add
NVX Sound Dampening Trunk Kit (SDTK20)

20 Square Feet of Sound Dampening Material (Five 18" x 32" Pieces)

$59.99

Add
Car Stereo and Speaker Installation Tool Kit

Complete Car Stereo Tool Kit, Includes Voltage Test Light, Wire Stripper and More

$19.99

Add

Don't see the accessory you're looking for?
View all available accessories for the NEW MTX AUDIO TN10-04 10" 300W Car Power Subwoofer TN1004 + Free Ported Box.
MTX Audio Thunderform F250X00C20-TN (Charcoal, Loaded)

Ford F-250 Super Cab 2000-2007, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Ford F-250 Super Cab 2000-2007, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Dual 10" Loaded MTX Thunderform Sealed Subwoofer Enclosure
• For 2000-2007 Ford F-250 Super Cab
• Loaded with Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 ohms
• Polypropylene Cone

MTX Audio Thunderform F250X00C20-TN (Charcoal, Loaded)

Ford F-250 Super Cab 2000-2007, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95
MTX Audio Thunderform F250X00BK20-TN (Black, Loaded)

Ford F-250 Super Cab 2000-2007, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Ford F-250 Super Cab 2000-2007, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Dual 10" Loaded MTX Thunderform Sealed Subwoofer Enclosure
• For 2000-2007 Ford F-250 Super Cab
• Loaded With Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 ohms
• Polypropylene Cone

MTX Audio Thunderform F250X00BK20-TN (Black, Loaded)

Ford F-250 Super Cab 2000-2007, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95
MTX Terminator TN12-04 12” 400 Watt Car Audio Subwoofer+ Free Sealed Enclosure

400W Peak (200W RMS) 12" Terminator Series Single 4 ohm Subwoofer Package

BBSW167,MDFS12,TN12-04 main
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400W Peak (200W RMS) 12" Terminator Series Single 4 ohm Subwoofer Package

• 400W Peak
• 200W RMS
• Single 4 ohm
• Polypropylene Cone
• Rubber Surround
• 28 oz. Magnet Structure

40
MTX Terminator TN12-04 12” 400 Watt Car Audio Subwoofer+ Free Sealed Enclosure

400W Peak (200W RMS) 12" Terminator Series Single 4 ohm Subwoofer Package

In stock

$154.89 (10.27% off)
$138.99

Item Added to Cart

BBSW167,MDFS12,TN12-04 small

400W Peak (200W RMS) 12" Terminator Series Single 4 ohm Subwoofer Package

$138.99

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NVX Speaker Wire (XWS1225)

25 ft. of True 12 Gauge EnvyFlex Speaker Cable/Wire (100% Oxygen-Free Copper)

$29.99

Add
NVX Sound Dampening Trunk Kit (SDTK20)

20 Square Feet of Sound Dampening Material (Five 18" x 32" Pieces)

$59.99

Add
Car Stereo and Speaker Installation Tool Kit

Complete Car Stereo Tool Kit, Includes Voltage Test Light, Wire Stripper and More

$19.99

Add

Don't see the accessory you're looking for?
View all available accessories for the MTX Terminator TN12-04 12” 400 Watt Car Audio Subwoofer+ Free Sealed Enclosure.
MTX Audio Thunderform FMUST05BK12-TN (Black, Loaded)

Ford Mustang 2005-2013, 12" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Ford Mustang 2005-2013, 12" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Single 12" Loaded MTX Thunderform Sealed Subwoofer Enclosure
• For 2005-2008 Ford Mustang
• Loaded With a Terminator Series Subwoofer
• 400W Max
• 200W RMS
• 4 ohms

MTX Audio Thunderform FMUST05BK12-TN (Black, Loaded)

Ford Mustang 2005-2013, 12" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95
MTX RZRXP-10 Direct OEM Fit Amplified Subwoofer Enclosure

250W RMS 10" Direct Fit Subwoofer Enclosure w/ Amp For Select 2014-2016 Polaris RZR Vehicles

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250W RMS 10" Direct Fit Subwoofer Enclosure w/ Amp For Select 2014-2016 Polaris RZR Vehicles

• 250W Single 10" Sealed Direct Fit Subwoofer Enclosure with Built-In Amplifier
• 10" Weatherproof Subwoofer
• Built-In 250W Class D Amplifier
• Low density polyethylene (LLDPE) Construction
• Dash mount bass control included
• Direct fit, No drilling required

MTX RZRXP-10 Direct OEM Fit Amplified Subwoofer Enclosure

250W RMS 10" Direct Fit Subwoofer Enclosure w/ Amp For Select 2014-2016 Polaris RZR Vehicles

Special order

Ships at Later Date

$549.95 (9.09% off)
$499.95
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1 Special offer
  • 50% Off a Sound Dampening Kit with Your Subwoofer Purchase!

Item Added to Cart

RZRXP-10 small

250W RMS 10" Direct Fit Subwoofer Enclosure w/ Amp For Select 2014-2016 Polaris RZR Vehicles

$499.95

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Scosche TK12 Car Stereo Installation Kit

Includes panel removal tool, wire cutter/stripper, test light, RCA cable runner, screwdriver, and more!

$19.99

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View all available accessories for the MTX RZRXP-10 Direct OEM Fit Amplified Subwoofer Enclosure.
MTX TTDDC07FB10-FPR

For Select Toyota Tundra Vehicles - 10" 200W Loaded Thunderform Subwoofer Enclosure - Black

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For Select Toyota Tundra Vehicles - 10" 200W Loaded Thunderform Subwoofer Enclosure - Black

• 200W Single 10" Sealed Subwoofer Enclosure
• RMS: 200 W Total
• Preloaded with single 10" FPR-Series Subwoofers
• 10" Sealed Vehicle Specific Enclosure
• Hand Laid Fiberglass Construction - Black

MTX TTDDC07FB10-FPR

For Select Toyota Tundra Vehicles - 10" 200W Loaded Thunderform Subwoofer Enclosure - Black

Special order

Ships at Later Date

$649.95 (15.39% off)
$549.95
MTX Audio Thunderform JWTJ97C20-TN (Charcoal, Loaded)

Jeep Wrangler TJ 1997-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Jeep Wrangler TJ 1997-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Dual 10" Loaded Vehicle Specific Thunderform Subwoofer Enclosure
• 1997-2006 Jeep Wrangler TJ
• Loaded with Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 ohms

1
MTX Audio Thunderform JWTJ97C20-TN (Charcoal, Loaded)

Jeep Wrangler TJ 1997-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95
MTX Audio Thunderform F150EX09FB10-TN (Black, Loaded)

Ford F-150 SuperCab 2009-2010, Loaded 10" 4 ohm Subwoofer Enclosure

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Ford F-150 SuperCab 2009-2010, Loaded 10" 4 ohm Subwoofer Enclosure

• Loaded 10" Subwoofer Enclosure
• Fits in Ford F-150 SuperCab Cab 2009-2010
• 400W Max
• 200W RMS
• Fiberglass Construction
• 1.5" Voice Coil
• 28oz. Magnet
• Enclosure Volume: 1.0 Cubic Ft

1
MTX Audio Thunderform F150EX09FB10-TN (Black, Loaded)

Ford F-150 SuperCab 2009-2010, Loaded 10" 4 ohm Subwoofer Enclosure

Available

Ships in 1-2 weeks

$549.95 (18.18% off)
$449.95
MTX Audio Thunderform F250X00C20A-TN (Charcoal, Amplified)

Ford F-250 Super Cab 2000-2007, Amplified 2 10" 4 ohms Vehicle Specific Thunderform Sub Enclosure

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Ford F-250 Super Cab 2000-2007, Amplified 2 10" 4 ohms Vehicle Specific Thunderform Sub Enclosure

• Amplified Dual 10" Loaded MTX Thunderform Sealed Subwoofer Enclosure
• For 2000-2007 Ford F-250 Super Cab
• Loaded with Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 ohms

MTX Audio Thunderform F250X00C20A-TN (Charcoal, Amplified)

Ford F-250 Super Cab 2000-2007, Amplified 2 10" 4 ohms Vehicle Specific Thunderform Sub Enclosure

Special order

Ships at Later Date

$749.95 (13.33% off)
$649.95
MTX Audio Thunderform JWTJ97T20-TN (Tan, Loaded)

Jeep Wrangler TJ 1997-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

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Jeep Wrangler TJ 1997-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Dual 10" Loaded Vehicle Specific Thunderform Subwoofer Enclosure
• 1997-2006 Jeep Wrangler TJ
• Loaded with Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 ohms

MTX Audio Thunderform JWTJ97T20-TN (Tan, Loaded)

Jeep Wrangler TJ 1997-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

Special order

Ships at Later Date

$549.95 (18.18% off)
$449.95

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