Throttle body rebuild/reseal parts?
#16
And i have not looked to close but the lpart numbers may all be in the PET page 123. Looks like the large oring could be pn 999 701 331 40. This thread would be a good place to list all the part numbers if you find them.
#18
Its the Porche parts catalog. PET (Porsche ErsatzTeile = Porsche Spare Parts) Just pick your car and download the catalog. https://www.porsche.com/usa/accessor...artscatalogue/