Exhaust from 2015 Freeride Summit X and probably the rest with an 800. If yours looks like this and has the thermocouple hole in the same spot it should work Came off a Freeride with only 532 miles when the fuel pump fitting broke and caused a fire (famous 2015 problem). This item is in the category "eBay Motors\Parts & Accessories\Snowmobile Parts\Exhaust". The seller is "speed4thrills2" and is located in this country: US.