It s a simple idea but basically you would route the wires up the driver side a pillar gut the manual roof antenna and replace it with a shark in style antenna.
Installing roof rack lights.
This applies to any outback with a manual roof antenna or i suppose any vehicle for that matter.
Push them into the rain gutter using a screen tool and run them under the wiper molding at the base of the windshield into the engine bay.
Here is how i installed my roof rack lights with out drilling a hole in the roof.
Plug the wiring harnesses into the lights.
Although not commonly adopted it is possible to loop the wire from a roof light bar into the back of the snorkel head.
Each roof rack light is different so installation could be according to each type.
Roof rack lights installation.
With lights placed on the roof of the vehicle coming as the best option in car lighting gear it is fitting to discuss how it can be installed on your roof.
Once it is in the snorkel head the cable will run down into the dirty side of the airbox and will require drilling through the side of the airbox to penetrate the wiring back into the engine bay.
Zip tie them to the crossbars of your roof rack bringing one of the 12ga wires or to the driver side of the windshield and the other to the passenger side.
Most manufacturers include installation guides to help put it up.