Compliment your 85HP Rotax Can-Am Commander 1000 with an extra increase of 3-4 rear wheel horsepower and 2-3mph. With Gibson's Superflow non-packed muffler you can be guaranteed 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. This Stainless system is finished off with a mirror bright polished T304 Polished Stainless Tip and includes all the necessary hardware for a complete bolt on hassle free installation. Lowest sound level on the market. Meets sound requirements. USFS Approved Spark Arrestor. This Gibson Exhaust Kit is a direct fit replacement and includes all hardware for a hassle free bolt on installation on your 2011-2013 CAN-AM Commander 1000. The part number is Gibson 99009.