Make your audio installation easier by buying a perfectly matched subwoofer with box. These loaded car subs include a sub, enclosure and sometimes an amp.
MTX

MTX Car Subwoofer Kits with a Sub Box

All MTX Loaded Car Sub Boxes
MTX Quick Bass Solutions
MTX Powered Car Subwoofer Boxes
MTX Sealed & Loaded Car Sub Boxes
MTX Ported & Loaded Car Sub Boxes
MTX Angled & Truck Loaded Sub Boxes
MTX Vehicle Specific Custom Subwoofers & Boxes
MTX MTX ThunderForm Enclosures

Top Sellers in MTX Car Subwoofer Kits with a Sub Box

1000W Terminator Series Ported Dual 12" Subwoofer Enclosure w/ Included Amplifier

• 1000W Dual 12" Vented Subwoofer Enclosure with Included Amplifier
• 12" Subwoofer
• Included 500W Class D Amplifier
•5/8" MDF Enclosure with Black Carpet Finish
• Enclosure Dimensions: 11" TD x 13.5" BD x 29.5" W x 14" H

$349.95

IN STOCK

1200 Watt Dual 12" Terminator Series Loaded Subwoofer Bass Enclosure

• 800W Peak
• 400W RMS
• 48oz. Magnet
• Heavy 5/8" MDF Construction
• Black Carpeting

50% Off a Sound Dampening Kit with Your Subwoofer Purchase!

$149.95

IN STOCK

Only 1 Left!

1200 Watt Max Dual 12" Terminator Series Loaded Subwoofer Bass System with Amplifier and Bass Knob Included

• 1200W Peak (2 Subs)
• 400W RMS (2 Subs)
• 48oz. Magnet
• Terminator Series Class D Monoblock Car Amplifier
• Heavy 5/8" MDF Construction
• Black Carpeting

20% Off a Sound Dampening Kit with Your Subwoofer Purchase!

$249.95

IN STOCK

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Amplified and Loaded Dual 12" Enclosed Subwoofer System

• Amplified and Loaded Dual 12" Enclosed Subwoofer System
• 1200W Peak (2 Subs)
• 400W RMS (2 Subs)
• 48oz. Magnet
• Terminator Series Class D Monoblock Car Amplifier
• Built-in Adaptive Cooling Fans
• Smart Engage Auto Turn-On Circuitry

$212.95

IN STOCK

  • 5.0
1 review

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

$199.95

IN STOCK

1200W Dual 10" Loaded & Ported Subwoofer Enclosure with Monoblock Subwoofer Amplifier Included

• 800W Peak
• Polymer coated pulp cone
• Foam surround
• 4 Ohm
• Magna Bass Mono Amplifier
• 5/8" MDF construction

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Get 20% off an NVX Universal Remote Level Control

$199.95

IN STOCK

Only 2 Left!

  • 5.0
1 review

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

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10% Rewards, Extended Warranty and more!

10% Off a Sound Dampening Kit with Your Subwoofer Purchase!

$149.95

IN STOCK

Only 3 Left!

1500W Complete Bass Package with Bass Knob! Package

• 800W Peak
• 400W RMS
• 48oz. Magnet
• Heavy 5/8" MDF Construction
• Black Carpeting

$206.95

IN STOCK

Only 1 Left!

Dual 12" Amplified Terminator Loaded Subwoofer Bass System with Install Kit

• 1200W Peak (2 Subs)
• 400W RMS (2 Subs)
• 48oz. Magnet
• Terminator Series Class D Monoblock Car Amplifier
• Heavy 5/8" MDF Construction
• Black Carpeting
• Complete 8 Gauge 2-Channel Amplifier Installation Kit
• Designed Specifically For Car Audio Systems Up to 500 Watts RMS
• Premium Power and Ground Wire Provides Optimal Power Transfer
• Mini-ANL Fuse Holder With A 60 Amp Mini-ANL fuse

$249.95

IN STOCK

Amplified and Loaded Dual 12" Enclosed Subwoofer System

• Amplified and Loaded Dual 12" Enclosed Subwoofer System
• 1200W Peak (2 Subs)
• 400W RMS (2 Subs)
• 48oz. Magnet
• Terminator Series Class D Monoblock Car Amplifier
• Built-in Adaptive Cooling Fans
• Smart Engage Auto Turn-On Circuitry

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

$249.95

IN STOCK

1200W Dual 10" Loaded & Ported Enclosure with Monoblock Subwoofer Amplifier Included Package

• 800W Peak
• Polymer coated pulp cone
• Foam surround
• 4 Ohm
• Magna Bass Mono Amplifier
• 5/8" MDF construction

$202.95

IN STOCK

Only 2 Left!

1200 Watt Dual 12" Terminator Series Loaded Subwoofer Bass Enclosure Package

• 800W Peak
• 400W RMS
• 48oz. Magnet
• Heavy 5/8" MDF Construction
• Black Carpeting

$197.92

IN STOCK

Only 1 Left!

1000W Terminator Series Ported Dual 12" Subwoofer Enclosure Package

• 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

$267.99

IN STOCK

1200 Watt Dual 12" Terminator Series Loaded Subwoofer Bass Enclosure Package

• 800W Peak
• 400W RMS
• 48oz. Magnet
• Heavy 5/8" MDF Construction
• Black Carpeting

$237.03

IN STOCK

Only 1 Left!

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

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10% Rewards, Extended Warranty and more!

50% Off a Sound Dampening Kit with Your Subwoofer Purchase!

$499.95

AVAILABLE

Ships at Later Date

1000W Terminator Series Ported Dual 12" Subwoofer Enclosure Package

• 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

$271.95

IN STOCK

12" Loaded Sub Enclosure Custom-Fit for 2004-2007 Ford F-150 Pickup (STX, XL, XLT, Base, FX4, Lariat)

• 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

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$449.95

AVAILABLE

Ships at Later Date

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

• 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

$549.95

AVAILABLE

Ships at Later Date

  • 4.0
4 reviews

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

• 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

$549.95

AVAILABLE

Ships at Later Date

  • 5.0
7 reviews

Dodge Ram Quad Cab 2002-2014, Amplified 2 10" 4 ohm Vehicle Specific Thunderform Subwoofer Enclosure Package

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

$749.93

IN STOCK

Only 2 Left!

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