When doing replacement or upgrading on 1990 – 1995 Volkswagen Corrado, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

High Beam and Low Beam Headlight1990 – 1995 9004
Back Up Light1990 – 1995 1156
Brake1990 – 1995 1157
Dome Light1990 – 1995 578
Front Side Marker1990 – 1995 12929
Front Turn Signal1990 – 1995 P21/5W
License Plate1990 – 1995 T4W
Parking Light1990 – 1995 1157
Rear Side Marker1990, 1992 – 1994 12929
1991, 1995 T4W
Rear Turn Signal1990 – 1995 1156
Tail Light1990 – 1995 1157
Center High Mount Stop Light1990 – 1995 194