The PINsub Multi System Blue adapter board kit (PINsub MS Blue) allows you to cleanly connect your subwoofer or external amplifier system to your game using the included cabling. This kit is for machines with thicker wires. We have seen ...
Reviews
5.0
20 ratings
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I buy these for all my games
The best way to improve the sound is to use an external sub.
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Brent · July 22, 2026
Great Product
I have the subwoofer kits on most of my games and it really makes a huge difference! This was my first JJP subwoofer kit for my Harry Potter machine and it really enhances your gameplay experience.
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William · April 8, 2026
Great product. Easy to install
I got several of these for different machines. JJP, Stern, Williams. They all worked flawlessly and had them installed in about 15 minutes each.