A new TB maintenance!
Change the catalytic converter/exhauss collector reefer..
i have had to put penetrating oil to loosen the bolts that have never been removed since 2002
For the first two but not much problem to the one below, I had use Extension cords of 50 cm and a cross wheel to force ...
When the bolts are removed it is very easy, the exhaust does not fall, you just have to go back and gently pull the muffler back to release the collector output.
It only remains to remttre new gasket and reassemble. For an easier work you must remove the right front wheel and spin the wheel to the left