I use the
all plastic eBay ones, so I have eight with the metal emblems just taking up space (currently in a USPS Priority mail box). None are perfect, but some of the emblems look very good. I've had them listed in in the classified section for a while. Been a while and no offers.... Maybe you can find my ad. I never 'bumped' it.

They are hard to find on eBay. I finally found some by excluding the word "Porsche" and using some of the other common terms:
I'll probably just give mine to my 5 year old grandson.