A little paint on the inside of the reverse light housing and a new set of Sylvania (1156) Silverstars. This was an inexpensive and easy project that actually helped a bit with improved illumination and prettied up the rear end a bit.
Paint - Krylon metal primer and acrylic white
Bulbs: Sylvania Silverstars (1156)
Dilectric grease for the new bulbs and pigtail connectors
Removed the reverse light housings, then cleaned, prepped, primed and painted them:
Completed housing ready for re-installation:
Painted housing re-installed with new bulbs:
Lenses installed: