About a month ago I decided to give my truck a improvements over factory by adding the factory Sony subwoofer and amp does anyone have any suggestions or part numbers on wiring harnesses to feed the truck to the amp and amp to the subwoofer bought all my parts on eBay labeled will fit on my 2015 f150 forscan truck campers all done I know there's a couple of wiring harnesses but I don't know the part numbers can anybody help