Make sure to inspect the pieces to. No offense but the pro is more than likely going to do a much better job than you will.
When spraying start with the hard to reach areas and then make the big sweeping passes.
Do it yourself ceramic coating headers. Of course any ceramic coating that you apply yourself will be much cheaper than paying a professional detailer to do it for you. Ceramic coatings have seen a huge surge in popularity over the last number of years in the detailing world and for good reason. There are many benefits of using ceramic coating on your car which i m not going to cover in this post as i have discussed the topic at length in a post i did a little while back.
I used a cheap o harbor freight hvlp spray gun gasp and black satin ceramic header paint that i bought from powder buy the pound. Using these tips you ll learn how to make your own muffler design a custom exhaust system or learn how to cool down your headers for more power in the exhaust category. Normal paint or powder coat are not rated for this use.
The ceramic is good up to 2000 f. It comes down to man hours and expertise. Nothing gives you satisfaction like knowing you built it yourself.