2015 Ford Explorer Trailer Wiring Harness | Advance Auto Parts Trailer Wiring Harness for Your 2015 Ford Explorer. Search through our amazing selection of Trailer Wiring Harness products for your 2015 Ford Explorer to find exactly what you’re looking for. Compare prices and reviews to choose the best part for you. 2015 Ford Explorer OE Wiring Harnesses & Stereo Adapters wwwd››Ford›ExplorerFord Explorer 2015, Factory Replacement Wiring Harness by Metra®, with OEM Radio Plug. For factory stereo. This high-quality Metra wiring harness is just what you need to replace your defective or aged factory wiring harness.