Kill Switch for a Car The Complete 2026 Guide
Direct answer: A kill switch for a car is a device that stops the engine from starting or running without your permission. It works by interrupting a critical circuit, usually the ignition, starter, or fuel pump. Kill switches range from simple hidden toggles costing under $50 to smartphone-controlled remote systems. They are legal in the US and most countries, and many insurers offer discounts for installing one. For most drivers, a kill switch is the single most effective aftermarket theft protection available. Car thieves have modernized. Relay attacks and key ........