https://www.youtube.com/watch?v=7SyslfxLo5s
Swapping out tail lights for LEDs isn't exactly the most exciting upgrade, but it's still sort of important, so take a minute and check out some tips from the Hot Rod Network.
You'll be thankful, once you've finished the simple fix, to have some much brighter and more efficient lights on your classic car. You sure don't want someone rear-ending your baby because they couldn't see those old dim lights you have now.