go to an oem parts site like rocky mountain atv, look at the diagram for the muffler. Are you missing number 14? if you are missing the entire area it mounts to, its part of the grab bar.
If your actually missing the bracket on the exhaust itself you cant get that except with a new muffler.
-2004 450R. Far From Stock.. Sold, crank was going
-2006 450R. New WHIP..
-Do it right the first time, and you wont have a problem later. Being cheap or taking the easy way out only makes matters worse later.
-Your Backyard Mechanic Extraordinaire: Responsible for bringing you redneck, ingenious and often interesting ways how to fix things.
-You can watch things happen, you can make things happen, or you can wonder what the H*ll happened. Captain Phil Harris