BOOST AUTO SMOKE FENDER LIGHT SET OF 4 SEQUENTIAL SIGNAL; 2020+ SILVERADO/SIERRA 2500/3500SMOKE FENDER LIGHT SET OF 4 SEQUENTIAL SIGNAL; 2020+ SILVERADO/SIERRA 2500/3500

These are drop in replacement lights for the 2020+ GMC 2500/3500 fender lights. Offered as a direct replacement running light or an upgrade to a running light and sequential turn signal. These require Wiring

The running & sequential reflectors also feature a warmup sequence when the running lights are activated for the first time.

These replace the factory lights which are part numbers 84185031