How to Make Built-in Car Speaker Boxes

A good music system, capped off with good speakers, can greatly enhance the pleasure of driving a car. To protect the speakers, you should enclose them in speaker boxes built to the size of the speaker. Here's how to make speaker boxes.

Difficulty: Moderate

Instructions

Things You'll Need:

• Pencil Measuring tape 5/8-inch or thicker particle board Jigsaw Sandpaper Glue 2 2 1/2-inch screws Silicon Carpet Razor blade

Preparation

1. Trace all six sides of each speaker on a piece of particle board. Use a jigsaw to cut out each piece.

2. Trace the inner and outer edge of the frame of the grill of the speaker where you will place the box.

3. Cut out the area of particle board between the inner and outer edge.

4. Smooth the edges of the hole with sandpaper.

Build Your Speaker Box

5. Create 2-inch circular holes, one on each side panel of the box.

6. Assemble the box using screws. Do not fix the front of the box for now.

7. Seal the edges of the box using silicon to make it airtight

8. Glue the back of the carpet to the box.

9. Glue the carpet to the front panel.

10. Cut the area of the carpet that covers the hole and the speaker connector on the front panel.

11. Install the speaker connectors. Make the box airtight with silicone.

12. Attach the front panel to the box

13. Place the speaker into the box and attach the grill.

14. Seal any opening with silicon to make the box airtight.

Tips & Warnings

• Consult with the manufacturer or retailer of the subwoofer speakers to determine the proper dimensions of the enclosure. Make sure you account for the thickness of the particle board while measuring.
• Pre-drill about 3/4" deep, so that screws do not split the wood at the edges.

Resources

• Car Audio Information