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Just bought a new subwoofer? Find all the necessary subwoofer installation accessories needed to professionally complete your set-up from boxes to wires.

Subwoofer Installation & Accessories

Get the most sound out of your subwoofer with these installation parts designed to make your subwoofer install easier and sound better. Within this category, you will find box terminals, polyfil, subwoofer boxes, sound damping material, subwoofer grilles, speaker wire, connecters, and many more accessories. For all your installation needs, check out our expansive selection of car subwoofer installation parts.
Empty Car Subwoofer Boxes
Power & Ground Wire
Car Speaker Wire
Car Subwoofer Grills (Grilles)
Sound Damping & Deadening ("Dampening")
Subwoofer Recone Kits
Subwoofer Box Ports
Subwoofer Box Terminals
Automotive Trim Carpet
Subwoofer Mounting Hardware
Tools & Custom Fabrication
Other Subwoofer Box Accessories
Audio System Optimization & Tuning

Top Sellers in Subwoofer Installation & Accessories

12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.0 cu ft airspace 12SQTC)

• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

FREE Sealed Enclosure with Your Subwoofer Purchase!

$39.99

IN STOCK

  • 5.0
6 reviews

Premium Sound Deadening Bulk Pack 40 Square feet (Entire Car), Ten 18" x 32" Sheets (91mil Thick)

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (DB's)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Ten 18" x 32" Pieces

Free Roller with Purchase of Select Sound Deadener!

$109.95

IN STOCK

Only 1 Left!

1000W Complete Bass Package with Two 10" Subs in Ported Box, Monoblock Amplifier and Amp Kit (BPKG210 v2)

• Includes Everything You Need: Subs, Box, Amp & Wires
• Dual 10" Belva Subwoofers
• Monoblock Amp
• Ported Enclosure
• Complete Amp Kit w/ RCAs

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

$179.99

IN STOCK

Dual 12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/Polyfil (2.46 cu ft Airspace - 12SQB)

• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

50% Off Speaker Wire with Enclosure Purchase

$49.99

IN STOCK

Universal, Professional Heavy Duty Roller for Sound Damping/Dampening

• Universal Heavy Duty Roller Tool for Installing Sound Damping from NVX, Dynamat, and others
• Thick Plated Steel Frame
• 2" Solid Rubber Roller

50% off Roller with Purchase of Select Sound Deadener!

$7.99

IN STOCK

3pc FAST Foam Speaker Enhancer System Kit for 6" and 6.5" Drivers

• F.A.S.T. Ring Kit for 6" and 6.5" Speakers
• Includes 3 piece foam speaker rings
• Acoustically seals speakers for better sound performance
• Absorbs rear wave, prevents front and rear wave cancellation and reduces panels vibrations

Get a FREE Set of Stinger F.A.S.T. Rings with Purchase

$15.99

IN STOCK

  • 5.0
4 reviews

Works with all subwoofer and speaker enclosures.

Universal Round Chrrome-plated Terminal Cup for Speaker / Subwoofer Boxes
• Chrome-Plated Contacts
• Screw Binding Posts
• Easy to Install and Use

$3.99

IN STOCK

Speaker Kit - 1.38 Square Feet of Sound Deadening Material (Two 10" x 10" Pieces)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

Save 10% on Damping Kit to stop the rattles/vibrations!

$14.99

IN STOCK

12-inch Vented Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.8 cu ft airspace 1SV12B)

• Single 12" Vented MDF Enclosure
• Holds one 12" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Gold Terminals
• Internal Box Volume: 1.8 cubic ft.

Add a Vented Enclosure with Your Subwoofer Purchase!

$44.99

IN STOCK

Single 12" Vented MDF Enclosure

• Single 12" Vented MDF Enclosure
• Holds one 12" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable gray carpeting
• Gold Terminals
• Internal Box Volume: 1.8 cubic ft.

FREE Vented Enclosure with Your Subwofer Purchase!

$44.99

IN STOCK

  • 4.6
8 reviews

Gold Plated Dual Terminal Banana Plug Connector

• Accepts Up To 8 Gauge
• Dual Red Molded Design
• Compression Style Connection
• Expandable Quick Connection
• Gold Plating

$1.99

IN STOCK

1TRUCK12 - CARB Compliant, 5/8" MDF Shallow Sub Enclosure Lined with Polyfil

• 5/8" MDF (Medium Density Fiberboard)
• Perfect for Tight Spaces (trucks/hatchbacks)
• Fits Most 12" Subwoofers
• 0.75 CuFt
• fully carpeted
• Fully Caulked and Sealed Tight

FREE Sealed Truck Enclosure with Your Subwoofer Purchase!

$29.99

IN STOCK

10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (0.77 cu ft airspace 10SQTC)

• 0.77 cu ft Sealed Enclosure
• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

FREE Sealed Enclosure with Your Subwoofer Purchase!

$39.99

IN STOCK

  • 4.8
5 reviews

Roadkill Expert Series Sound Damping Material Speaker Kit (1.7 sq. ft.)

• Roadkill Expert Series Sound Damping Material
• Speaker Kit
• 1.7 Sq. Ft. total
• 2 Sheets
• Perfect for Entire Vehicle Protection
• Easy Cut and Apply Method
• Self Adhesive

$10.99

IN STOCK

Versa Kit - 4 Square Feet of Sound Dampening Material (One 18" x 32" Piece)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• One 18" x 32" Piece

FREE Sound Damping Kit to stop the rattles/vibrations!

$19.99

IN STOCK

12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.5 cu ft airspace)

• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals
• 1.5 Cubic ft Box Volume

Get a FREE Sealed Enclosure with Your Subwoofer Purchase!

$39.99

IN STOCK

40 Square Feet of Sound Deadening Material (Ten 18" x 32" Pieces)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Ten 18" x 32" Pieces

Get 10% Off Sound Deadener with Subwoofer Purchase!

$99.95

IN STOCK

  • 5.0
4 reviews

Authentic Electroform JL Audio Logo Badge

• Black disc with satin-chrome logo
• Backed with a 3M pressure-sensitive adhesive
• Measures 0.854" in diameter

$4.95

IN STOCK

Single 10" Subwoofer Enclosure for 02-Up Dodge Ram Quad Cab Trucks

• Single 10" Down Firing Subwoofer Enclosure
• Designed Specifically For 02-Up Dodge Ram Quad Cab Trucks
• Premium Carpeted Finish
• Glued & Braced MDF Construction
• Rounded Edges

$54.99

IN STOCK

  • 5.0
4 reviews

10" Subwoofer Grille Specifically Made for NVX VCW104/VCW102. Also works with many other 10" subs

• 10" Protective Subwoofer Grill
• Perfect for Use with NVX VCW Series Subwoofers
• Works with Most Other 10" Subwoofers
• High Quality Construction

50% Off Grill with VC-Series Subwoofer Purchase!

$12.99

IN STOCK

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