The complete exhaust system contains several seals, which should never be used a second time.
If you need more gaskets than the one mentioned here, please refer to the Related Parts tab.
Don't forget to order new nuts (see options tab), reuse is not an option for locknuts. If they are normal nuts, replacing them with copper or brass nuts is a good choice, they will be easier to remove later.
Useful information from Paruzzi magazine and from our YouTube channel :
Look for more technical articles on the page Paruzzi Magazine