Nissan GTR LED Lighting Bolts are available in 3 different setups
WHITE only
SWITCHBACK
SEQUENTIAL
White only LED Bolts install under the clear plastic diffuser inside the 2015+ Nissan GTR Headlamps. The two wires run out the back of the light, and connect to the Gray and Green wires at the end of the Headlight Plug:
The Light must be taken apart to install them, as shown in the following video.