If they are that clear, someone has either cleaned the originals really well or they’ve been replaced. So definitely check that they are aimed properly. That will make a huge difference if they aren’t aimed right.
Check all your grounds, esp. in the engine compartment. The electrical continuity of them tends to deteriorate over the long term., and this is a common cause of dimmer headlights. If you do one at a time, unbolt the ground from the frame, clean and re-attach, then check the lights, and one of them is causing the issue, you will know when you get the right one, because you will see a marked difference in brightness. There are several to check. Don't forget to clean the socket pins that connect to the bulbs too.