Preparatory work
Remove the engine protection from the bottom.
Remove the front exhaust pipe.
Removal and installation of the oxygen sensor
To remove the oxygen sensor, use a special puller.
Attention: Do not subject the sensor to shocks.
Removal and installation of a final collector
Removing
Loosen the fixing nuts in the reverse order as shown in the figure.
Installation
Tighten the set nuts in the order shown in the figure.