Best Vehicle Specific Subwoofer Enclosures for Trucks and Cars

#1 · Best Overall

1. Skar Audio F-150 Loaded Enclosure

• Speaker Size: 12 in
• Enclosure Material: Carpet (Enclosure), Paper/Polypropylene…
• Weight: 73.6 lb

Best for: F-150 SuperCrew dual-12 package.

Why it ranks #1: Fits 2015-2025 F-150 SuperCrew trucks under the rear seat and includes two 12-inch subwoofers pre-wired to a 1-ohm final load.

Two included 12-inch subwoofers and under-rear-seat placement make this Skar Audio enclosure a loaded bass option for 2015–2025 Ford F-150 SuperCrew trucks. The drivers arrive pre-wired to a 1-ohm final impedance, giving buyers a clear amplifier-load specification while keeping the system in the cab.

The pair of VD-12 D4 subwoofers carries a combined maximum rating of 1,600 watts and is pre-wired to a 1-ohm final impedance at the terminal cup. That wiring arrangement helps simplify planning the amplifier connection. The down-firing enclosure is specified to fit under the rear seat and is finished in black automotive-grade trunk-liner carpeting. The listing identifies F-150 SuperCrew application, so cab configuration is a key fit consideration.

Skip it if you own a Ford Mustang hardtop and need a vehicle-specific single-sub box; the Skar Audio L-VD-VS-1X12FORDMUS-2015-UP is listed for that car.

A practical match for F-150 SuperCrew owners seeking a loaded dual-12 system under the rear seat. Check the specified cab application and plan for its 73.6-pound weight and 1-ohm final load during installation.

Listed on Amazon as: Skar Audio Dual 12" Loaded Subwoofer Enclosure Compatible with 2015-2025 Ford F-150 SuperCrew Cab Trucks

#2 · Best Ram Fit

2. Skar Audio Ram Loaded Enclosure

• Speaker Size: 12 in
• Enclosure Material: Plastic, Paper/Polypropylene
• Weight: 28.4 kg

Best for: Ram under-seat dual-sub system.

Why it ranks #2: Designed for 2002-2018 Ram Quad/Crew Cab trucks, this under-seat sealed enclosure includes two 12-inch drivers and a 1-ohm final load.

Two loaded 12-inch subwoofers sit in an up-firing enclosure that fits beneath the rear seat of 2002–2018 Dodge Ram Quad and Crew Cab trucks. With both drivers pre-wired to a 1-ohm final impedance, this Skar package gives Ram owners a complete dual-sub starting point for an under-seat installation.

The pair of VD-12 D4 drivers is rated at 1,600 watts maximum power combined and arrives pre-wired to a 1-ohm final impedance at the terminal cup. That load helps buyers plan amplifier compatibility before installation. The sealed, up-firing enclosure measures 54.5 inches wide, 14.6 inches deep, and 8.75 inches high, making its footprint relevant to under-rear-seat placement. Black automotive-grade trunk-liner carpeting covers the enclosure.

Skip it if you need an empty enclosure for your own drivers; this package includes two VD-12 D4 subwoofers already loaded and wired.

Ram Quad and Crew Cab owners seeking a loaded, sealed dual-12 setup under the rear seat should consider it. Check its listed footprint and the 1-ohm final impedance against available space and amplifier requirements.

Listed on Amazon as: Skar Audio Dual 12" Loaded Sealed Subwoofer Enclosure Compatible with 2002-2018 Dodge Ram Quad/Crew Cab Trucks

#3 · Best Extended Cab

3. Skar Audio Silverado Extended Cab

• Speaker Size: 12 in
• Enclosure Material: Plastic

Best for: Loaded extended-cab Silverado system.

Why it ranks #3: Fits 1999-2006 Silverado and Sierra Extended Cab trucks and arrives with two 12-inch subwoofers loaded and pre-wired to 1 ohm.

Two included 12-inch subwoofers arrive pre-wired to a 1-ohm final impedance, giving owners of 1999–2006 Silverado and Sierra extended-cab trucks a loaded starting point. This sealed, down-firing Skar enclosure combines its drivers and wiring in one vehicle-specific package rather than requiring a separate subwoofer purchase.

The two VD-12 D4 subs are rated at 800 watts maximum power each, with 1,600 watts maximum for the loaded pair. Because they arrive pre-wired to a 1-ohm final impedance at the terminal cup, buyers can plan the amplifier connection around that stated load. Its sealed, down-firing enclosure measures 51.13 inches wide, 13.5 inches deep, and 9.75 inches high; check those dimensions against the truck’s available space before installation.

Skip it if you own a Silverado or Sierra crew cab; the Skar Audio L-VD-VS-2X12GM-2019-UP-CREWCAB-V is listed for crew-cab trucks.

This suits owners of the specified 1999–2006 extended-cab pickups who want two subs already loaded and wired into a sealed enclosure. Check its dimensions and 1-ohm load against your available space and amplifier before choosing.

Listed on Amazon as: Skar Audio Dual 12" Loaded Sealed Subwoofer Enclosure Compatible with 1999-2006 Chevrolet Silverado/GMC Sierra Extended Cab Trucks

#4 · Best Mustang Fit

4. Skar Audio Mustang Loaded Enclosure

• Speaker Size: 12 in
• Enclosure Material: Fiberglass
• Weight: 29.9 lb

Best for: Hardtop Mustang loaded single-12.

Why it ranks #4: A loaded side-firing 12-inch option for 2015-2025 Mustang hardtops, with fiberglass construction and an 800-watt-max driver; it excludes convertibles.

A lightweight fiberglass enclosure houses one included 12-inch subwoofer for 2015–2025 Ford Mustang hardtops, offering a vehicle-specific single-sub setup. The driver arrives pre-wired to a 1-ohm final impedance, while side-firing placement and the listed hardtop-only fit define key installation and vehicle-selection considerations.

The loaded VD-12 D2 subwoofer is rated at 800 watts maximum power and comes pre-wired to a 1-ohm final impedance at the terminal cup, helping clarify the amplifier load to plan for. Fiberglass construction keeps the enclosure’s listed weight at 29.9 pounds, and its dimensions are 28.5 by 16.84 by 12.35 inches. The side-firing layout suits the stated vehicle-specific arrangement, but the listing excludes Mustang convertibles.

Skip it if you drive a Mustang convertible; this enclosure is for hardtops, while the Skar Audio L-VD-VS-2X12FORD-2015-UP-SUPERCREWCAB fits F-150 SuperCrew trucks.

A fit to consider for hardtop Mustang owners wanting one included 12-inch sub in a side-firing fiberglass enclosure. It is explicitly not for convertibles, and the 1-ohm final load should suit your planned amplifier.

Listed on Amazon as: Skar Audio Single 12" Loaded Subwoofer Enclosure Compatible with 2015-2025 Ford Mustang Hardtop Vehicles

#5 · Best Ported Design

5. Skar Audio Silverado Quad 8 Enclosure

• Speaker Size: 8 in
• Enclosure Material: Wood

Best for: Crew-cab Silverado bass upgrade.

Why it ranks #5: Fits 2019-2025 Silverado and Sierra Crew Cab trucks under the rear seat without modifications, with four 8-inch cutouts and 2.80 cubic feet of air space.

Four front-firing 8-inch subwoofer openings give this Skar Audio enclosure a distinctive setup for 2019–2025 Chevrolet Silverado and GMC Sierra crew-cab owners. Its 2.80-cubic-foot ported design provides space for four subs, while an under-rear-seat fit keeps the installation in the cab rather than using separate cargo space.

The enclosure fits under the rear seat without modifications, making it a vehicle-specific option for the listed crew-cab trucks. Four 7.50-inch cutouts and 7.625-inch mounting depth define which 8-inch subwoofers can fit, so check those dimensions against your drivers. Independent terminal cups arrive with attached, pre-soldered 12-gauge OFC speaker wire, helping simplify wiring at the enclosure. Black automotive-grade trunk-liner carpeting finishes the wood enclosure for an integrated cabin appearance.

Skip it if you need a loaded enclosure with subwoofers included; this model is an enclosure with four openings, not a loaded package.

A strong match for Silverado and Sierra crew-cab owners seeking a four-sub, ported setup beneath the rear seat without cab modifications. Check each subwoofer’s cutout and mounting depth against the enclosure’s listed dimensions before assembling the system.

Listed on Amazon as: Skar Audio Quad 8" Ported Subwoofer Enclosure Compatible with 2019-2025 Chevrolet Silverado/GMC Sierra Crew Cab Trucks

#6

6. ASC Silverado Crew Cab Sub Box

• Weight: 42 lb

Best for: Older Silverado dual-12 enclosure.

Why it ranks #6: A dual-12-inch enclosure for 2007-2013 Silverado and Sierra Crew Cab trucks; its 49.5-by-16.6-by-10.1-inch dimensions help buyers assess fit.

A ready-to-install, vehicle-specific box for 2007–2013 GMC Sierra and Chevrolet Silverado crew cabs makes this ASC enclosure a straightforward way to add dual 12-inch subwoofers. Its 49.5-inch width and custom-fit chassis give truck owners concrete dimensions to consider when planning a bass upgrade.

The dual-12 configuration gives buyers room to build around two large subwoofers, while the 49.5-by-16.6-by-10.1-inch dimensions help with installation planning in the truck. ASC describes this as a pre-built enclosure ready to drop into the listed 2007–2013 cab application, avoiding the need to build a box from scratch. Its MDF construction is precision-cut, nailed, liquid-nailed, and sealed, with carpet wrapping that matches many vehicle interiors.

Skip it if you own a 2007–2013 extended cab; the American Sound Connection GM2X12-EX07-RL is listed for extended-cab trucks.

Consider it if your 2007–2013 Silverado or Sierra is a crew cab and you want a pre-built enclosure for two 12-inch subs. Confirm that the box’s listed dimensions suit your installation space and plan to supply the subwoofers.

Listed on Amazon as: Fits GMC Sierra Chevy Silverado Crew Cab 07-13 Dual 12" Sub Box ASC

#7

7. ASC Silverado Extended Cab Sub Box

• Weight: 38.1 lb

Best for: Older Silverado rugged dual-12 box.

Why it ranks #7: Made for 1999-2006 Silverado and Sierra Extended Cab trucks, this dual-12-inch enclosure has a stated 52-by-14-by-10-inch footprint.

A Rhino-coated exterior distinguishes this dual-12 ASC enclosure for 1999–2006 Chevrolet Silverado and GMC Sierra extended-cab trucks. The coating is described as resisting wear and tear, while the 52-by-14-by-10-inch dimensions give owners a concrete way to plan placement for a truck-specific bass installation.

The enclosure is listed for 1999–2006 Silverado and Sierra extended cabs and has a custom-fit chassis, making the truck application central to selecting it. Its dual-12 configuration supports a two-subwoofer setup, while the 52-by-14-by-10-inch dimensions help buyers evaluate available space. ASC describes precision-cut MDF that is nailed, liquid-nailed, and sealed, then finished with a Rhino coating intended to resist everyday wear and tear.

Skip it if you need a loaded dual-12 package; this listing describes an enclosure, while the Skar Audio L-VD-VS-2X12GM-1999-2006-EXTCAB includes two subwoofers.

Consider this box if you have a 1999–2006 Silverado or Sierra extended cab and want a dual-12 enclosure with a Rhino-coated finish. Compare its listed dimensions with your installation space and source the subwoofers separately.

Listed on Amazon as: Fits 99-06 Silverado GMC Sierra Ext Cab Dual 12" Sub Box Armor Coated ASC

#8

8. ASC Sierra Extended Cab Sub Box

• Weight: 32 lb

Best for: Extended-cab dual-12 truck box.

Why it ranks #8: Designed for 2007-2013 Silverado and Sierra Extended Cab trucks, this sealed dual-12-inch box measures 56 by 15 by 10 inches.

A custom-fit dual-12 enclosure for 2007–2013 Silverado and Sierra extended-cab trucks brings a vehicle-specific option to owners seeking under-seat placement. Its 56-by-15-by-10-inch dimensions help with space planning, while a bedliner coating offers a different exterior finish from carpet-wrapped boxes.

This sealed enclosure is listed at 56 inches long, 15 inches wide, and 10 inches deep, giving buyers measurements to compare with the truck’s installation area. Its dual-12 layout accommodates two 12-inch subwoofers, while ASC describes a custom fit for the 2007–2013 extended-cab Silverado and Sierra. Precision-cut MDF is nailed, liquid-nailed, and completely sealed; the exterior is wrapped in bedliner coating rather than the carpet used on some ASC boxes.

Skip it if you need a ported enclosure; this ASC model is sealed, while the Skar Audio VS-4X8GM-2019-UP-CREWCAB-V is explicitly ported.

This is worth considering for 2007–2013 Silverado or Sierra extended-cab owners who want a sealed dual-12 box with bedliner coating. Check its 56-inch length against your truck and supply compatible subwoofers separately.

Listed on Amazon as: Fits GMC Sierra Silverado 07-13 Extended Cab Dual 12" Sub Box Rhino Coated

#9

9. ASC Honda S2000 Sub Box

• Speaker Size: 12 in
• Enclosure Material: Wood, Fabric
• Weight: 17.1 lb

Best for: Honda S2000 single-12 enclosure.

Why it ranks #9: Vehicle-specific for 2000-2009 Honda S2000 models, this wood-and-fabric enclosure accommodates one 12-inch subwoofer and measures 9 by 25 by 15 inches.

A vehicle-specific enclosure for the 2000–2009 Honda S2000 gives roadster owners a defined home for one 12-inch subwoofer. Its compact listed footprint of 25 inches wide, 15 inches high, and 9 inches deep helps with placement planning, while its pre-built format avoids constructing a box from scratch.

The 25-by-15-by-9-inch dimensions give S2000 owners a useful basis for checking placement before installation. ASC describes the enclosure as ready to drop into the listed 2000–2009 application, with precision-cut MDF construction that is liquid-nailed, nailed, and sealed. Carpet wrapping provides a finished surface, and robust joints are described as supporting long-term durability. It accepts one 12-inch subwoofer, which buyers must source separately.

Skip it if you want two 12-inch drivers in one enclosure; this model has room for one, while the ASC 2X12GMTRNK is listed for dual 12s.

An option for S2000 owners who want a pre-built enclosure for a single 12-inch sub. Its stated vehicle application and compact dimensions make placement planning central; the listing does not describe a loaded subwoofer package.

Listed on Amazon as: Fits Honda S2000 2000-2009 Single 12" Subwoofer Sub Box Enclosure ASC

#10

10. ASC Camaro Firebird Sub Box

• Speaker Size: 12 in
• Weight: 30 lb

Best for: Camaro and Firebird dual-12 box.

Why it ranks #10: Fits 1982-1992 Camaro and Firebird models and accommodates dual 12-inch subwoofers, but its listed fitment is less directly aligned with the truck-focused choices.

A dual-12-inch, up-firing configuration brings this ASC enclosure to the 1982–1992 Chevrolet Camaro and Pontiac Firebird application. At 41 inches wide and 6.5 inches high, its listed dimensions give owners a concrete starting point for checking how a two-subwoofer box fits their vehicle.

The box is 41 inches wide, 15.5 inches deep, and 6.5 inches high, dimensions that can help owners plan the enclosure’s placement before installation. Its up-firing layout and space for two 12-inch subwoofers establish the intended configuration, while compatibility with a car head unit and amplifier supports integration into a vehicle audio system. ASC describes precision-cut MDF construction that is nailed, liquid-nailed, and sealed, then wrapped in carpet.

Skip it if you need subwoofers included with the box; this listing describes an enclosure for two 12-inch drivers, not a loaded package.

A candidate for Camaro and Firebird owners seeking an up-firing enclosure for two 12-inch subs. Use the 41-by-15.5-by-6.5-inch dimensions to assess your placement, and plan to provide compatible subwoofers and amplification.

Listed on Amazon as: Fits 1982-1992 Chevy Camaro Pontiac Firebird Dual 12" Up Firing Sub Box