What the heck is the KC Wire Hider!?

What the heck is the KC Wire Hider!?

KC 6300 Universal Wire Hider, 3.28ft in Length - Dutch Goat

Model Years 2012 to 2017 - Roof Lightbar Wiring Issues

KC 6300 Universal Wire Hider, 3.28ft in Length - Dutch Goat

FLEX ERA® LED Light Bar - 20 - Master Kit - Kingdom Overlanding

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Universal Wire Hider - 25M Bulk K1363001

Universal Wire Hider

Prinsu roof rack light bar

KC HiLites Universal Wire Hider - 6300

KC HiLiTES Daylighter 6 Halogen Lights

Universal Wire Hider

KC Wire Hider

KC Lights & Auxbeam Switch : r/4thGen4Runner

What the heck is the KC Wire Hider!?