Top 9 UnderSeat Sub Box – Car Subwoofer Boxes & Enclosures

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1. Atrend

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Accu-Tuned Sealed Subwoofer Boxes & Enclosures, Subwoofer Box Improves Audio Quality, Fits 2004, Sound & Bass, 2008 Ford F150 Super Crew / Super Cab, Bbox Dual Sealed 10 Inch Subwoofer Enclosure

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Atrend #ad - Get the most out of your vehicle's subwoofer with car stuff designed for power and quality. Airtight recessed side panels: we use quality materials like our special aliphatic resin wood glue and brad nails from a pneumatic nail gun to create a tight hold on the MDF parts during the glue drying process to ensure that our subwoofer boxes have an airtight no-leak, no-rattle air chamber improving the overall sound quality of your sound system.

Our dado design and construction offers a precision fit for our car subwoofer boxes & enclosures, which ensures a rattle and noise free environment. Dual 10 inch sealed subwoofer enclosure: the bbox 10 inch dual sealed Accu-Tuned subwoofer box enclosure is designed for optimum bass response and low frequency reproduction which is ideal for lower profile sound quality subwoofers. High grade mdf: our subwoofer box enclosures are built with a durable mdf that is 3/4" thick for solid frequency response and accurate music reproduction and we use a CNC Miter to ensure an airtight fit for your powered subwoofer.

Each 10 inch subwoofer box also gets a second application of glue around all internal joints after the final assembly. Better sound, better bass, better fun: get the party started with sound quality you can truly jam to. Our subwoofer enclosures turn your truck into a music machine! Dramatically improve the sound quality and bass response of your truck’s audio system and listen to the music the way it was meant to be heard! Item weight: 29. 0 pounds. Special formula: we use aliphatic wood glue on our 10" subwoofer enclosures to ensure an airtight seal between all MDF parts.
BrandAtrend #ad
ManufacturerATREND #ad
Height7.5 Inches
Length49.25 Inches
Weight29 Pounds
Width11.75 Inches
Part NumberA372-10CP
ModelA372-10CP

2. American Sound Connection

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ASC GM2X12AVECL Compatible with Chevy Silverado or GMC Sierra HD Crew Cab Truck 2001-2006 Dual 12" Subwoofer Underseat Sub Box Speaker Enclosure

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American Sound Connection #ad - Dimensions: width 48" x height 6" x Depth 16-3/4". Air space: 048 cubic Feet. Install location: Under Rear Seat. Mounting depth: 4-1/2 Inches. Install notes: rear seat must be able to fold forward for box to fit.
BrandAmerican Sound Connection #ad
ManufacturerAmerican Sound Connection #ad
Height6 Inches
Length49 Inches
Weight33 Pounds
Width17 Inches
Part NumberGM2X12-AV-ECL-US_2
ModelGM2X12-AV-ECL-US_2

3. Q Power

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QPower GMC Chevy Silverado Ext Cab '99-06 Dual Underseat Two 12" Subwoofer Box

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Q Power #ad - Dual chamber Design. Brand new **q-power 12"** custom gmc/chevy Ext Cab '99-06 Subwoofer Box. 5/8" mdf construction. Designed and Built for the Deepest Bass. Please note: this Sub Box is made to fire downward**.
BrandQ Power #ad
ManufacturerQPower #ad
Height0 Inches
Length0 Inches
Weight37.4 Pounds
Width0 Inches
Part NumberQGMC12DF

4. American Sound Connection

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Compatible with Chevy Avalanche or Cadillac Escalade EXT 2007-2013 Dual 12" Subwoofer Underseat Sub Box Speaker Enclosure

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American Sound Connection #ad - Air space: 048 cubic Feet. Install location: Under Rear Seat. Install notes: rear seat must be able to fold forward for box to fit. Mounting depth: 4-1/2 Inches. Dimensions: width 48" x height 6" x Depth 16-3/4".
BrandAmerican Sound Connection #ad
ManufacturerAmerican Sound Connection #ad
Height6 Inches
Length49 Inches
Weight28.4 Pounds
Width17 Inches
Part NumberGM2X12-AV-ECL-US
ModelGM2X12-AV-ECL-US

5. AUDIOTEK

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Audiotek 10 Inches 400 Watts Peak Power / 200 Watts RMS Slim Under-Seat Active Power Audio Car/Truck Angle Trunk Box Sub-woofer SUB/Supply Voltage: 11-15V DC

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AUDIOTEK #ad - Peak power: 400 watts peak Power / 200 Watts RMS. Rca low level input: 01 - 6v high level Input: 1V-8V. Power and protection led Variation Bass Boost: 0 - +12dB. Variable input gain control Adjustable Input Sensitivity Selector. 1v-6v. 10" angle active Trunk Box Subwoofer.
BrandAUDIOTEK #ad
ManufacturerAudiotek #ad
Part NumberAT-800US
ModelAT-800US

6. Rockville

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UnderSeat Downfire Dual 12" Subwoofer Sub Box for 2000-2003 Ford F150 Xcab

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Rockville #ad - Premium Charcoal Colored Carpet. Air space: 086 cubic Feet per sub. Mounting diameter hole size: 11 inches. Features: 2000-2003 ford f150 xcab underseat Downfire Dual 12" Subwoofer Sub Box Enclosure. Material: highest-grade MDF wood on the market. Wood thickness: 5/8 inch. Underseat Downfire. Mounting depth: 5 inches. 2hole 12" for ford 2000-2003 f150 xcab. 2000-2003 ford f150 xcab, does not fit king ranch.
BrandRockville #ad
ManufacturerRockville #ad
Height9 Inches
Length51 Inches
Weight33.1 Pounds
Width15.5 Inches
Part NumberREC34
ModelREC34

7. Atrend

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Heavy Duty Car Subwoofer Boxes & Enclosures, Subwoofer Box Improves Audio Quality, Fits 1999-2006 Chevrolet/GMC Crew Cab, Sound and Bass, Charcoal, Bbox Dual 10 Inch Subwoofer Sealed Enclosure

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Atrend #ad - 075-inch Speaker Baffles. Airtight recessed side panels: by using quality materials and our special aliphatic resin wood glue, the solid construction of our subwoofer box are airtight and resonant free to reduce rattling and improve the overall sound quality of your sound system. The thick mdf panels and no flex construction on our 10 inch subwoofer box allows for tight and accurate bass reproduction.

Oem -fit: the duel 10 inch subwoofer box is designed and engineered specifically to be compatible with 1999-2006 Heavy Duty Chevrolet / GMC trucks to ensure an OEM fit with out impeding the operation of the back seat. The subwoofer mounting depth is 6 inches, which is ideal for low profile subwoofers. Custom built for Under Seat Application. Mdf construction. Better sound, better bass, better fun: get the party started with sound quality you can truly jam to. Dual 10 inch subwoofer enclosure: the bbox 10 inch dual sealed Accu-Tuned subwoofer enclosure is designed for optimum bass response and low frequency reproduction which is ideal for lower profile sound quality subwoofers.

Our subwoofer enclosures turn your truck into a music machine! Dramatically improve the sound quality and bass response of your truck’s audio system and listen to the music the way it was meant to be heard! Fits 2000 and up gm heavy Duty Crew Cabs. Completely carpeted Enclosure With Rounded Edges. High grade mdf: our subwoofer box enclosures are built with a durable high-grade MDF that is 5/8 inches thick for solid frequency response and accurate music reproduction.
BrandAtrend #ad
ManufacturerATREND #ad
Height7.88 Inches
Length43.63 Inches
Weight25 Pounds
Width13.13 Inches
Part NumberA161-10CP
ModelA161-10CP
Warranty1

8. Atrend

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Subwoofer Box Improves Audio Quality, Sound & Bass, Bbox Dual Sealed 12 Inch Subwoofer Enclosure, Fits 1999-2007 Chevrolet/GMC Silverado/Sierra Cab, Accu-Tuned Sealed Subwoofer Boxes & Enclosures

#ad
Atrend #ad - High grade mdf: our subwoofer box enclosures are built with a durable mdf that is 3/4" thick for solid frequency response and accurate music reproduction and we use a CNC Miter to ensure an airtight fit for your powered subwoofer. Our dado design and construction offers a precision fit for our car subwoofer boxes & enclosures, which ensures a rattle and noise free environment.

Our subwoofer enclosures turn your truck into a music machine! Dramatically improve the sound quality and bass response of your truck’s audio system and listen to the music the way it was meant to be heard! Dual 12 inch sealed subwoofer enclosure: the bbox 12 inch dual sealed Accu-Tuned subwoofer box enclosure is designed for optimum bass response and low frequency reproduction which is ideal for lower profile sound quality subwoofers. Airtight recessed side panels: we use quality materials like our special aliphatic resin wood glue and brad nails from a pneumatic nail gun to create a tight hold on the MDF parts during the glue drying process to ensure that our subwoofer boxes have an airtight no-leak, no-rattle air chamber improving the overall sound quality of your sound system.

Better sound, better bass, better fun: get the party started with sound quality you can truly jam to. Special formula: we use aliphatic wood glue on our 10" subwoofer enclosures to ensure an airtight seal between all MDF parts. Get the most out of your vehicle's subwoofer with car stuff designed for power and quality. Each 10 inch subwoofer box also gets a second application of glue around all internal joints after the final assembly.
BrandAtrend #ad
ManufacturerATREND #ad
Height9.25 Inches
Length51.25 Inches
Weight32 Pounds
Width14.75 Inches
Part NumberA152-12CP
ModelA152-12CP
Warranty1 Year Liminted

9. PIONEER

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Slim Thin Loaded Subwoofer Air Tight Sealed Bass Enclosure, Alphasonik AS12DF 12" 1500 Watts 4-Ohm Down Fire Shallow Mount Flat Enclosed Sub woofer for Tight Spaces in Cars and Trucks

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PIONEER #ad - Sensitivity: 92db | frequency Response: 26Hz - 500Hz. Cone material: spun aluminum cone | Surround Material: High Strength Rubber EPDM Enhanced Surround. Final impedance: 4-ohm | copper Wound Kapton Voice Coil | Push Type Terminals. Enclosure dimensions: 2047" x 6. 7" x 14. 1" / 520mm x 170mm x 358mm. Power rating: 500 watts rmS / 1500 Watts Max.
BrandPIONEER #ad
ManufacturerPioneer Electronics USA Inc #ad
Height8 Inches
Length14 Inches
Weight15 Pounds
Width14 Inches
Part NumberTSW311D4
ModelAS12DF
Warranty1