Yamaha Wolverine X4 Powered 8in Subwoofer
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Yamaha Wolverine X4 Powered 8in Subwoofer

SSV Works

SKU : B4J-H81SO-V1

Exclusively available through an authorized dealer.

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Exclusively available through an authorized Yamaha dealer.

Ready to add some ground-pounding bass to your Wolverine X4? The all-new sub woofer solution is a simple plug-and-play expansion to enhance the sound of our accessory Premium Top Audio Starter System or Audio Pod System by SSV Works®, both sold separately. This innovative design features a tuned enclosure mounted underneath the driver seat, keeping it protected from the elements and without losing any storage space.

-Durable fiberglass enclosure that offers both strength and the best sound quality
-Integrated 300W ultra-efficient amplifier
-Kit includes all necessary harnessing, hardware, and clamps for installation
-Highly recommended to be used in conjunction with our accessory Heater Kit and 2nd Battery Kit, both sold separately


For more details click this link BG4-H81D0-T0-00

Questions & Answers

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  • I purchased a B4J-H81SO-V1 subwoofer for my x4 and it has a connector for a level control however there is no level control included in the box. How do I get one of these level controls?

    Unfortunately, the volume control knob has been discontinued for that model amplied subwoofer.