That airdam is a merely ~$60 part; up to medium scrape is fine. Replace it when it's time to sell so it looks new. The air splitter, however, is a different story.
My car is already in hibernation and it's not a good example anyway as it's lowered with a very stiff, torsionally, suspension. Give me a call anytime when you have set up a time, it's not like I have a job ...