Share 'Headlight Choices - V7 Sport'

What glass/lens/bulb is available that will utilize the "town" light that comes on when the headlight switch is in the middle position (which also activates the rear tail light)? I know that Hella makes them for BMW's in H4 but that is only a 5 inch unit. The wiring diagram I have clearly shows this circuit but a US headlight only has one bulb. The low beam and high beam work concurrently when yo…