2011 Arctic Cat Prowler XT/XTX/XTZ ATV/ROV Service Manual, Page 81Get this manual
21Remove the oil cooler hoses from the fittings on the oil filter base and crankcase; then plug the hoses and cap the fittings
23Remove two cap screws securing the front exhaust pipe to the cylinder head; then remove two springs securing the front and rear exhaust pipes togetherRemove the front exhaust pipeAccount for grafoil seal and grafoil gasket