Compliment your Polaris Ranger RZR XP 900 with Gibson Twin Core Slip on Exhaust. Get an extra increase of 5 - 6 rear wheel horsepower, 4 - 5 more foot pounds of torque and 2 - 3mph. With Gibson on - packed mufflers you can guarantee a consistent level of sound and performance quality for the duration of your vehicles lifetime. Utilizing a compression spring fitting allows plenty of movement to handle all types of abuse eliminating the possibilities of breakage, finishing with a mirror bright polished T304 Stainless exhaust turndown tip. All necessary hardware is included for a complete hassle free bolt on installation. Tested with a decibel reading of 101dbs per the SAEJ 1287 testing procedure. Lowest sound level on the market. Meets sound requirements. USFS Approved Spark Arrestor. Made in the USA.