The MEAT & DORIA 87369 Detonation Sensor is engineered to precisely monitor your engine's combustion process. By identifying abnormal vibrations that indicate detonation or knocking, this sensor provides critical data to the engine control unit (ECU). This information allows the ECU to adjust ignition timing in real-time, preventing potential engine damage caused by excessive detonation. Proper functioning of the detonation sensor is vital for maintaining optimal engine performance, fuel efficiency, and longevity. MEAT & DORIA is a trusted brand known for its commitment to quality and reliability in automotive components. This sensor is designed to meet or exceed OE specifications, ensuring a proper fit and dependable performance for your vehicle.