RZR Pro XP Rear Speaker OEM Add-On

$449.95 MSRP
The PROXP-20RC-THUNDER-S add-on rear speaker kit allows you to add rear audio to your 2020+ Polaris RZR Pro XP model vehicle with direct factory integration to an existing 2 or 3-speaker OEM system. The kit features a pair of our  MUD65PL rear can speakers and all wiring needed for installation.
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MUD65PL Key Features

  • Weather Resistant 6.5" Speaker Pods
  • Fits Bars with Diameters of 1.75", 1.85", and 2"
  • Internal Crossover Network
  • ABS Impact Resistant Grille with UV Inhibitor
  • Integrated RGB Lighting
  • Optional Remote Control and Wiring Harness Available for Custom Color Creation (MUDLEDC)

Plug and Play Connections

The PROXP-20RC-THUNDER-S includes all the wiring required to connect each component. All wiring is ruggedly designed to endure the harsh environments RZRs often find themselves in. All wires are terminated with the appropriate plug for the component being connected, making installation easy.

Dimensions & Details

MTX RZR Pro XP Kit Fit Guide

MTX RZR Pro XP kits are compatible with the following RZR models:
RZR Models ’20 ’21 ’22
RZR Pro XP / XP4 Sport   Yes Yes
RZR Pro XP / XP4 Premium Yes Yes Yes
RZR Pro XP / XP4 Ultimate Yes Yes Yes
RZR Pro XP / XP4 Sport RFLE   Yes  
RZR Pro XP / XP4 Ultimate RFLE   Yes  
RZR Pro R / R 4 Sport     Yes
RZR Pro R / R 4 Premium     Yes
RZR Pro R / R 4 Ultimate     Yes
RZR Turbo R / R 4 Sport     Yes
RZR Turbo R / R 4 Premium     Yes
RZR Turbo R / R 4 Ultimate     Yes
Fitment Guide Note: The amp racks are not compatible with Polaris heater option.

Installation Videos

2020 and newer Polaris RZR Pro XP with Ride Command Rear-Speaker Add-On Kit (PROXP-20RC-THUNDER-S) Installation


  • Owners Manual - MTX005835B MUD65PL Owners Manual (8 pages)

Returns & Warranty

30-Day Money-Back Guarantee

At MTX Audio, we are serious about sound®. Therefore, if you are not "blown away" with your purchase, for any reason, you can return any items purchased directly from that are complete and like new within 30 days. Products purchased from authorized MTX retailers must be returned through that same retailer. Products purchased through non-authorized MTX retailers may not be returned.

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Warranty Information

MTX products purchased in the USA from an authorized MTX dealer are guaranteed against defects in material and workmanship for the period of time specified below, the warranty period begins the day the product is purchased by the end user. This warranty is limited to the original retail purchaser of product and extends only to products purchased from authorized MTX resellers. Product found to be defective during that period will be repaired or replaced by MTX at no charge.

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