Most annoying sounds like the drilling one can irritate ear and mind. Such sounds can cause deep effects on mood and mental health. We may ignore them in some cases, but if you have to bear them on daily basis then you might be facing some serious problems in upcoming time just like the sound produced by your Polaris RZR RS1 can be troublesome for you. To fix that, you must add Polaris RZR RS1 twin loop blackout exhaust system by HMF. Its black color can resist in hot weathers hence making it more durable and long lasting with effective results. The Polaris RZR RS1 is available as a Twin Loop System in the Titan-QS Series. We saw a 2-4dB increase with Quiet Cores installed on the Dual Full System and 6-8dB without, while the Twin Loop System is 8-10dB quieter than stock without losing any power. It is the best add-on because of its attractive color and features that match perfectly with looks of your Polaris RZR RS1.