Lighten up your snowmobile by replacing the stock silencer with SLP's lightweight version 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 4 pounds Era 2014 Silencing Technology SLP tested and passed SAE J-2567 stationary sound test below 88 decibels No ECU Modification is required This silencer is not compatible with SLP Single Pipe Not for Axys models High temperature silicone sealer required for installation. EXHAUST SLP SIL POLARIS