Engine Knock Sensor And Harness KitKNOCK SENSOR KITTrustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experienceIdeal solution – engineered to detect vibrations from knock and other combustion problems and replace a knock sensor that has failedDirect replacement – this ignition knock sensor is made to match the fit, function and performance of the original equipment on specified vehiclesDurable construction – designed and manufactured to strict specifications for reliable performanceThis ignition knock sensor, also called a detonation sensor, is designed to match the fit and function of an original equipment sensor on specified vehicles.