Parts like the mirrors I would definitely paint given the abuse they take. Sometimes I have to put my gas pressure washer right up to the things to get the bugs off and there's no way I could see plasti dip holding up to that. Main reason I haven't done my mirrors or grill yet. I do plan on maybe having the grill Line-x'ed at some point.

 

Btw .. lowes had the cheaper price for the PD and glosifier . Dont fall for those offering online special