Welcome to Dr. Björn's Auto!
How about brand new rectangular headlights for your T3 Vanagon to improve vision when it is dark? We have them now and sell them as a set (left and right), mounted in a new frame. The main lights have H4 bulbs (click here) and an adapter (click here) for can be added for your convenience.
The rubber sealing caps for the rear side of the main headlight are not included but can be ordered separately (click here).
Part Numbers: 255941045A, 255941046A, 533941061, 533941062, 255941105, 255941106, 111941605A, 533941607