What's the 2004 VW Jetta headlight bulb size?

The 2004 VW Jetta headlight bulb size iS9007. The light bulbs will burn out eventually. If it becomes dim, You will have to replace them. They aren't too expensive, so they won't hurt Your wallet. Being able to see at night is crucial for driving down the road. Your lights need to be functioning or You might get into a crash. Some problems will arise at some point. A faulty wire may come about. Lights might burn out prematurely. Corrosion is very bad to deal with. A failed relay means a failed light source. Blown fuse might come about. These issues need to be dealt with as soon as possible.