2009 standard RZR and 2009 RZR-s will require the rear differential stabilizer. Bracket to be changed to the 2010 rear differential stabilizer bracket (Polaris part number 3235062).;This muffler for the Polaris RZR is an incredible 5 decibels quieter than stock while providing a 41% increase in airflow (20 more cfm) for more power. The subtle sound of this muffler provides a relaxing environment for the rider and passenger to carry on a conversation easily while under way, not to mention the benefit to others in the surrounding area. Whether you are using your RZR to get you in and out of your favorite hunting spots, or just want to have a more enjoyable ride with less nois

• Starting Line Products Super Silent Muffler

Starting Line Products Super Silent MufflerStarting Line Products