For ALL Gen 1-3 RZR's: SSV Works custom molded sub enclosure includes 10" 750 watt subwoofer and bolts into the under dash area clear of knees and feet. NO CUTTING REQUIRED, the box simply bolts in and provides the proper airspace required for a 10" woofer. They are 100% fiberglass for the best sound quality and bass response. They are finished in a black texture coat to match Polaris textures and can be custom painted to match your color scheme. - Includes stainless mounting hardware and step-by-step installation instructions.