wat is this fuse 4

i was lookin on the fuse box of my gt skyline and noticd a fuse that sed 4wd/lsd. wats this 4? dus it change the skyline into 4wd wheel drive?

No, they use the same fuse panel for the 4WD versions. The R33 sedan also came in 4WD but only with an RB25DE motor.