The Atlas 947-0010 Engine Wiring Harness is the perfect addition to your 1999-2003 7.3 powerstroke engine. This high-quality product offers a quick and easy way to replace your existing wiring harness without any hassles or headaches. It’s plug and play capabilities makes it an ideal choice for those looking for convenience and hassle-free installation. The set includes a complete wiring harness that is ready to install, giving you everything you need right out of the box. The simple and strategic component design helps ensure superior reliability, so you can rest assured knowing that your vehicle is getting all of the power it needs with this one reliable solution. So if you’re looking for an efficient and effective engine wiring harness for your 7.3 powerstroke, look no further than the Atlas 947-0010 Engine Wiring Harness. No returns on electrical parts.