Polaris Slingshot Loaded Subwoofer Enclosures - Underdash - DS18 - ZR6.4D - `15-`19 is a ready-to-install underdash subwoofer solution for 2015–2019 Slingshot owners. This loaded enclosure ships with two DS18 ZR6.4D subwoofers installed and is built to fit the vehicle's underdash area.

Designed for riders who want robust low-end without compromising cabin space, this underdash enclosure keeps the subwoofers out of the way while adding depth to your Slingshot's audio. The loaded design arrives pre-assembled for simpler installation and integrates into the vehicle's interior footprint, delivering bass where you need it without bulky floor-mounted boxes. Ideal for customizing an audio system or replacing a small factory setup with a dedicated sub solution, the DS18 package targets reliable performance in a compact form factor.

Features

• Fits Polaris Slingshot model years 2015–2019
• Loaded underdash enclosure pre-assembled with 2x DS18 ZR6.4D subwoofers included
• Compact underdash mounting preserves cargo and passenger space
• Built for straightforward integration into the Slingshot interior
• Ideal for enthusiasts upgrading bass without large exterior boxes

If you have questions about fitment, wiring, or which amplifier pairs best with this enclosure, call us directly — we’re happy to help. We offer installation and customization services at two locations: Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) for appointments, quotes, or tech questions. If you’re considering purchasing multiple items, contact us for potential shipping discounts. We install on premises at both locations.