Dual 18 Inch PORTED Subwoofer Box Design

$4.44 Regular price $49.99 Sale price

You Save 91% ($45.55)

$4.44
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Description

The dual 18-inch ported subwoofer box design provides you with the blueprints to build your own vented subwoofer box. This dual 18-in sub-box design has a volume of 10.40 ftand a tuning frequency of 32 Hz. 

A PDF of the blueprint (box design) will be emailed in less than 30 minutes after you order. If you don't receive it, please check your spam folder or contact us at hello@ctsounds.com.

*Note: All box designs are non-returnable. There is no refund on box designs. 

Customer Reviews

Based on 10 reviews
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M
Mike Jones
Not bad for the price

Haven't built it yet but got the download fast with no issues seems like it should work

S
Steven Willard
18” sub box

Awesome design got it installed in my envoy and it has already shook my rear view mirror off. Lol

A
Aaron Frye
dope

was super sick

B
Brent
Dual 18" ported sub box design

You get the download within seconds of purchase. Great box, the 18's hit super low and loud, the box is pretty huge, but what would you expect for this kind of box right.

M
Matthew Johnson

Dual 18 Inch PORTED Subwoofer Box Design