These Hirsch Performance Emblem replace the hard to find original Badge (original via Hirsch websiteUSD16.32 or Cardyourcar for 15€, or Ebay for $19), and author slightly tweaked design to make them more printable but look pretty convincing compared to originals.
the author of this model is printed emblem in ABS in order to be able to smooth it with acetone. When you print the emblem needs to be sprayed in silver color. The author did not know the exact dimensions of original logos, so you may need to rescale it. 3D model, you can download it from this address