2006-2012 Honda TRX90 TRX90EX/X Service Manual, Page 33Get this manual
FRAMEBODY PANELSEXHAUST SYSTEM
EXHAUST SYSTEM
REMOVALINSTALLATION
Remove the rear fender (page 2-4)Remove the following:mounting mm bolt mounting 10 mm bolt two joint nuts muffler joint gasket two bolts two washers muffler guard Install the muffler guard and tighten the two bolts with two washersInstall new joint gasketLoosely install the followingmuffler two joint nuts mounting 10 mm bolt mounting mm bolt BOLT