they are called kidney grills. they come out by removing the two top pinch cilps and pull out and up. sand the chrome area frist and paint with a high quality laquar
1987 2.7l e30 m20b27 supercharging
1991 3.5l e30 m30b35 it is dead so sad
1985 3.5l e23 m30b35
The first time I tried this, I only painted the chrome part of the grill, and it looked a different shade of black to the rest of the grill. So when I decided to do the cab, I did the complete grill. I rubbed it all down, primed the lot and painted with Halfrauds Satin Black.
Came up really well!