1983 - 1987 Buick Grand National Sequential LED Tail Lights
4–6 Weeks (Built to Order). Want to know why?
If your vehicle is equipped with turn signals ONLY (mid-60s and older), you need just one flasher module. If your vehicle is equipped with turn signals AND 4-way hazard flashers (mid-60s and newer), you will need two flasher modules for everything to work correctly.