Replacement connector with 4.5" pigtail for use in multiple locations on the L5P Duramax and other GM vehicles. Replaces OEM Connector 13343443 Replaces AC Delco Connector 13384371 Application Notes 2017-2022 L5P Rear Wheel Speed Sensor 2017-2022 L5P Alternator Signal 2017-2022 L5P Fuel Pressure Regulator 2017 Chevrolet Cruze 1.4L Starter Motor 2021 Silverado 4500/5500 Fuel Pressure Regulator