This wiring harness is designed to fit Cummins engines with QSB6.7. It is made by a reputable manufacturer with part numbers 4988598 and 5367725. The harness is compatible with OE/OEM part number 4988598 and is ideal for use in cars and trucks. The harness is perfect for those looking for a replacement or for those who need to upgrade their existing wiring harness. It is easy to install and comes with all the necessary components. Buy now on eBay Motors under the Wiring Harnesses, Cables & Connectors category.