@ Scouse...i was just teasing you...this is, what it is all about:
Here is a diagramme of the exhaust and where the tube connects to the exhaust valve:
Here are examples of clamps that can be used:
But i prefer this method to get all the sound. But it throws a code to say the actuator exhaust valve/flap is open. Which must be deleted before a service. Please note none of these pictures were taken by me and i do not assume responsibility for any faulty install; as usual: