When ever you change the oil make sure you clean the strainer basket on the bottom of the engine case and replace these gaskets. two are required.
Known as: gasket / gasket oil drain lid
Oil drain plug copper washer for Boxster. Measures 18x24mm. Oil drain plugs use soft metals such as aluminum or copper to create a good seal. In order to prevent an oil drip after oil drain, it is necessary to replace the gasket. For oil drain plug gaskets, see aluminum and copper gaskets.