DG Performance 02-5765 - R-Series Slip-On Exhaust with Spark Arrestor - Ball Burnished fits Polaris RZR-S 800 (2009 - 2011) DG R-Series - A phenominal value! Aluminum body and Stainless steel midsection Repackable muffler Approx. 5.5 pounds Quality is excellent. The quality compares well to almost anything this side of a $600 complete system