THIS IS THE EASIEST WAY I HAVE FOUND TO RUN WIRE FROM THE ENGINE BAY TO THE INSIDE OF TE CAB IN THIS FORD F350. THIS SHOULD WORK FOR ALL THE NEW MODEL F 350S AND 250S, AND PERHAPS 150S AS WELL, THOUGH THE LOCATION MAY BE DIFFERENT. Thanks you for watching, I no longer put videos on this channel, please subscribe to my new channel here:http://www.youtube.com/subscription_c...