you have to primer the housings?

What kind/brands of paint/primer do y'all recommend?

I was thinking of DupliColor Gunmetal Spraypaint like the ones Eklypse39 just used on his, along with a good primer:

https://www.honda-acura.net/forums/s...threadid=70339

How many coats of paint/primer do I have to use? Do I have to use primer?