Great sketch - like the spot lamp but not the bar.
Perhaps it can be mounted on the grille.

I have a feeling a single spot is no longer legal though on newer cars..
The thinking was that they didn't want you confused with a motorbike I believe.

2009 4/4 Henrietta
1999 Indigo Blue +8
2009 4/4 Sport Green prev
1993 Connaught Green +8 prev