Painting trim pieces

The more important thing to any paint work is cleanliness. Before any filler or primers are applied, after sanding and before any top coats, a good Wax & Grease remover solvent is critical. I use 3 kinds, Acetone, Duplicolor's Wax & Grease Remover and Pro-Form's Final Wipe. I put Final Wipe in this handy sprayer and use it before priming or top coating anything:

 

\

Here are all the grille peices are done in Trim Black:

            And the pieces going back together;