Welcome to the forum.
Lots of good reads here.
Lots of people here have the etched polycarbonate, model with lights.
They seem to love them, and they do look nice.
I got the mesh version from Adamsmesh. A little spendy, but it really fits the car nicely,
Looks factory.
Here is a thread on those
https://www.crossfireforum.org/forum...-diffuser.html