The Delco 10SI Anti-Feed Back Diode Harness Plug is specifically designed for AMC vehicles equipped with the 10SI alternator series. This high-quality harness eliminates ignition feedback, a common issue that can interfere with your vehicle's electrical system. It is an essential part for restoring and maintaining the optimal performance of your Delco 10SI alternator, ensuring smooth operation without unwanted interference. This plug is easy to install and replaces the part numbers 46-1873 and Jeep-Eagle 8128393, making it a direct fit for your vehicle. Designed for durability and long-lasting performance, it is built to meet the highest standards, ensuring your alternator operates efficiently. Whether you're replacing a worn-out part or performing an upgrade, this Anti-Feed Back Diode Harness is the perfect solution for AMC-equipped Delco 10SI alternators.