Every electrical circuit in your vehicle relies on a clean, secure connection — and connectors and pigtails are the wiring harness components that make that link. These pre-wired plugs and terminal ends attach directly to sensors, switches, lights, and other electrical components, restoring a factory-style connection point when the original has melted, corroded, or broken free. A damaged connector often causes intermittent electrical faults that are hard to pin down any other way. Browse pigtails and connectors for cars, trucks, and SUVs to repair your wiring the right way.