The Rockford Fosgate RZR20PRO-RSS is a premium rear speaker add-on kit designed specifically for select Polaris RZR Pro models equipped with compatible Rockford Fosgate audio systems. This kit adds powerful rear-stage audio performance to create a fuller and more immersive off-road listening experience while maintaining factory-style integration. Built with Rockford Fosgate’s Element Ready™ construction, the RZR20PRO-RSS is engineered to withstand harsh outdoor environments including water, dust, mud, UV exposure, and vibration. The kit includes rugged rear speaker enclosures, vehicle-specific mounting hardware, and direct-connect wiring for clean plug-and-play installation. Key Features: Designed for select Polaris RZR Pro models Rear speaker expansion system Element Ready™ weather-resistant construction Plug-and-play vehicle-specific integration High-output off-road audio performance OEM-style fit and finish Durable enclosure and mounting system Compatible with Rockford Fosgate RZR Pro audio systems Kit Includes: Rear speaker enclosures Premium marine-grade speakers Vehicle-specific mounting hardware Plug-and-play wiring harnesses Installation hardware and instructions Compatible Applications Include: Polaris RZR Pro XP Polaris RZR Pro R Select Polaris RZR Pro platform vehicles Compatibility varies by model year and existing audio package configuration.