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Car Sub & Box Installation

Get the most sound out of your subwoofer with these installation parts designed to make your subwoofer instal 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
Adapters & Connectors
Box Ports
Speaker Wire
Box Terminals
Car Subwoofer Grills / Grilles
Carpet
Mounting Hardware
Other Subwoofer Box Accessories
Recone Kits
Sound Dampening/Deadening

Top 20 in Car Sub & Box Installation

Square Subwoofer / Speaker Terminal Cup TCS

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

$3.99

IN STOCK

20 oz Polyfil Stuffing For Subwoofer Enclosure Box (Polyester Fiber Fill, Poly-Fil)

Polyester Fiber Fill for subwoofer and speaker enclosures • Works great in smaller enclosures • Makes your sub "think" it is in a bigger enclosure

$5.99

IN STOCK

4" Universal Gold-Plated Push Style Binding Post Subwoofer Box Terminal

4" Universal Binding Post Subwoofer Box Terminal • Gold-Plated Contacts • Spring Loaded Push Style Posts • Positive (Red) & Negative (Black) Indicators • Easy to Install & Use

$5.99

IN STOCK

Gold Plated Dual Terminal Banana Plug Connector

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

$3.99

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

$4.95

IN STOCK

5" Molded Enclosure Port

5" Molded Enclosure Port • Port Diameter: 5" • Port length: 10-1/2" • Material: ABS Plastic • Suitable for 12" - 18" Subwoofer Enclosures

$11.99

IN STOCK

Only 2 Left!

Small Size Molded Enclosure Port

Small Size Molded Enclosure Port • Suitable for 6-3/4" - 8" Subwoofer Enclosures • Port Diameter: 1-3/4" • Port Length: 2-3/8" • Port Volume: 0.01 Cubic Feet

$1.99

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 • Mounting brackets included

$4.99

IN STOCK

10" Protective Waffle Subwoofer Grills (1 Pair)

10" Protective Waffle Subwoofer Grills • Works with Most 10" Subwoofers • Durable Metal Construction • Rubber Trim Ring and Mounting Clips Included

$3.95

IN STOCK

Medium Size Molded Enclosure Port

Medium Size Molded Enclosure Port • Suitable for 10" - 12" Subwoofer Enclosures • Port Diameter: 2-9/16" • Port Length: 4-1/8" • Port Volume: 0.05 Cubic Feet

$2.99

IN STOCK

Universal 12" Subwoofer Grille

Grille fits most round 12" Subwoofers • Keep your Subwoofer Safe from Accidental Damages with this Amazing Grill • Sleek Aluminum Finish

$13.99

IN STOCK

Universal 10" Subwoofer Grille

Grille Fits Most Round 10" Subwoofers • Keep your Subwoofer Safe from Accidental Damages with this Amazing Grill • Sleek Aluminum Finish

$13.99

IN STOCK

10" Speaker Grille for Kicker Comp, CompVR, CompVT , CompVX, and Solo Classic

Subwoofer Grille for Kicker Comp and Solo Classic Series • Protects Exposed Subwoofer • Easy Installation • Black Metallic Finish •

$19.95

IN STOCK

12" Rockford Fosgate Subwoofer Grille for P2, P3, and P3 Shallow

12" Subwoofer Grille for Rockford Fosgate P2,P3, and P3 Shallow • Black Gloss Finish • Mesh Design for Maximum Protection •

$14.99

IN STOCK

12" Protective Waffle Subwoofer Grills (1 Pair)

12" Protective Waffle Subwoofer Grills • Works with Most 12" Subwoofers • Durable Metal Construction • Rubber Trim Ring and Mounting Clips Included

$4.95

IN STOCK

12" Subwoofer Speaker Grill for Kicker Comp, CompVR, CompVT, CompVX, and Solo Classic Subs

Subwoofer Grille for Kicker Comp and Solo Classic Series • Protects Exposed Subwoofer • Easy Installation • Black Metallic Finish •

$26.95

IN STOCK

10" Protective Waffle Subwoofer Grille

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

$4.99

IN STOCK

Large Size Molded Enclosure Port

Large Size Molded Enclosure Port • Suitable for 15" or Larger Subwoofer Enclosures • Port Diameter: 3-7/8" • Port Length: 4-15/16" • Port Volume: 0.13 Cubic Feet

$2.99

IN STOCK

Install Bay 85-9012 Universal 12" Subwoofer Grill

12" Protective Waffle Subwoofer Grill • Works with Most 12" Subwoofers • Durable Steel Construction • No Extra Screws or Hardware Needed

$5.99

IN STOCK

10" Carpeted MDF Speaker Spacer

• 10" Carpeted MDF Speaker Spacers
• MDF (Medium Density Fiber) Construction
• Color: Gray
• Finish: Carpet

$4.95

IN STOCK

Only 3 Left!