[Dmitry at Pelican Parts]

Originally Posted by rramos439

What spark plugs should I use for my 1999 Porsche 911

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Denso, Bosch, NGK, or Beru plugs are all good. Take a look at the link below. Please let us know if you have any questions.

https://www.pelicanparts.com/catalog/SuperCat/4311/POR_4311_ELIGNT_pg1.htm#item0