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.
Car Subwoofer Boxes
Power & Ground Wire
Car Speaker Wire
Car Subwoofer Grills (Grilles)
Sound Dampening & Deadening
Subwoofer Recone Kits
Subwoofer Box Ports
Subwoofer Box Terminals
Automotive Trim Carpet
Subwoofer Mounting Hardware
Tools & Custom Fabrication
Other Subwoofer Box Accessories

Top Sellers in Subwoofer Installation & Accessories

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!

$159.99

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

  • 4.9
7 reviews

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

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

9" Heavy Duty Metal Mounting Backstrap - Sold Individually

• 9" Metal Mounting Backstrap
• Heavy Duty Design

$1.29

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

25% Off Sealed Truck Enclosure with Your Subwoofer Purchase!

$27.99

IN STOCK

12" Protective Waffle Subwoofer Grille

• 12" Protective Waffle Subwoofer Grill
• Works with Most 12" Subwoofers
• Durable Plastic Construction
• Rubber Aluminum Ring Included
• Screws Needed

$8.00

IN STOCK

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

50% off Roller with Purchase of Select Sound Deadener!

$59.99

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!

$44.99

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

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

8" Quick Bass Universal System Powered/Amplified Subwoofer BOOST System - Universal B.O.O.S.T. System

• Low Profile Powered Subwoofer System
• 100 Watts RMS
• Built-In Class AB Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

$119.99

IN STOCK

Square Subwoofer Terminal Cup with Spring Loaded Binding Posts

• Universal Square Terminal Cup
• Made For Speaker/Subwoofer Boxes
• Chrome-Plated Contacts
• Spring Loaded Binding Posts
• Easy to Install And Use

$8.99

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

$3.99

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

  • 4.5
2 reviews

3pc FAST Foam Speaker Enhancer System Kit for 6x9" Drivers

• F.A.S.T. Ring Kit for 6x9" 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

$22.99

IN STOCK

  • 5.0
1 review

Round Binding Post with Gold Terminals for Subwoofer and Speaker Boxes

• Universal round terminal cup for speaker and subwoofer boxes
• Gold-plated contacts improve signal transfer
• Installation is a breeze
• Rear connections secure with nuts
• Thumbscrew binding posts secure the connection

$3.99

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

  • 4.1
8 reviews

12" Single Pro Series Vented Subwoofer Enclosure (1.5 Cu Ft Airspace)

• 12" Single Pro Series Vented Subwoofer Enclosure
• Premium carpeted Finish
• Silver Spring Loaded Terminal Cups
• Completely Miter and Dado Panels
• Glued and Braced with Fasteners

Get a FREE Pro Series Ported Enclosure with Purchase!

$60.99

IN STOCK

  • 3.5
4 reviews

10" Protective Waffle Subwoofer Grille

10" Protective Waffle Subwoofer Grill • Works with Most 10" Subwoofers • Durable Plastic Construction • Rubber Aluminum Ring Included

$5.99

IN STOCK

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