Custom design
for your ideas

Right now: car subwoofer enclosures – designed for your sub and your boot. From DKK 200.

What we offer

Ported enclosure with a folded slot port, 1× 12 inch, designed by MSTC
Car audio

Drawings and cut list, made to measure

Designed by MSTC — you build it

Enclosures designed specifically for your car and your setup — calculated volume, port tuning and a complete cut list, so you build it right the first time.

Other items we offer and surplus products
Other services and items for sale

Other items we offer and surplus products

MSTC Design

Adjusting the amplifier to just below the clipping point. Demo enclosures, used subwoofers, and whatever else we have—at a fixed price.

Custom enclosure, built to order
Car audio

Custom enclosure, built to order

Designed and built by MSTC

Not just the drawing, but the finished enclosure. We design it for your car and build it, so it arrives ready to fit — without you cutting a single sheet.

More products on the way.

Free to use

40Hz20200
Car audio

Test tones

Free — nothing to install

Play a deep tone in the car and find out what rattles.

16mm²≈ 6 AWG · OFC80 A
Car audio

Cable, fuse and power supply

Free — nothing to install

How thick the cable needs to be, the fuse it may carry, and what the system asks of the alternator and battery.

2 Ω2 × DVC
Car audio

Subwoofer wiring diagram

Free — nothing to install

Every way your subwoofers can be wired, the impedance each one presents to the amplifier, and the speaker cable it needs.

Write to us

Got an idea or a job? Tell us what you want made — and we will work out what we can do for you.