Lighten up your snowmobile by replacing the stock silencer with SLP's lightweight version Each SLP silencer has been dyno tested and field verified to ensure maximum reliable horsepower is attained while shedding the desired weight Finished with ceramic coating which not only looks great, but also reduces radiant heat emissions by as much as 40%, resulting in cooler under hood temperatures This silencer reduces weight by 14.8 pounds on 2012-16 models and reduces weight by 13 lbs on 2017 models ERA 2014 Silencing Technology SLP tested and passed SAE J-2567 stationary sound test below 88 decibels This silencer is not compatible with SLP Single Pipe No ECU Modification is required High temperature silicone sealer (SLP Part #090-24) required for installation. EXHAUST SLP SIL ARCTIC