There are numerous ways to run the cabling or wiring from the roof back down to engine bay and listed below in order of preference is how most professionals be it 4x4 shops or auto electricians will complete the install.
How to wire a roof mounted light bar.
In this episode of project night light i show you how to wire an led light bar properly using a relay.
The best application for this roof mounted light bar is for a time when your truck is parked and you need to illuminate a large area.
Some roof rack manufacturers may have optional light bar mounting brackets like this rola titan roof tray which makes installation as simple as spinning a few spanners.
I have installed the 50 5d led windshield bar from freedom led along with the steel brackets from rago fabrication.
How to install a light bar.
Whilst bright whopping domin8r led lightbars are ideal for long range and wide spread led light you may be chasing a simpler led worklight setup you can install an illuminator 6 led lightbar easily mounted to your steel roof rack you can aim this awesome light to the rear of your vehicle and if you tend to hit the tracks late at night.
Got this 41 5 led light bar off amazon and installed it in a few hours using a rigid industries led light bar wiring harness and offroadgorilla s nissan 2nd generation xterra light bar mounts.
I absolutely love it both products are.
The light bar on the roof creates a lot of glare both off the hood and off the windshield glass itself if it s dirty which is most of the time.