2021+ Toyota 4Runner Add-A-Fuse Engine Bay

Where can you add-a-fuse in the engine bay fuse box? INJ. Where’s the best place in a 2021+ 4Runner? Footwell fuse box.
You’ll want to add a fuse for your aftermarket headlights, DRL fangs, raptor lights.
Does orientation of an add-a-fuse matter? Yes! Current flows from one end to the other.