Haltech Knock Sensors

Haltech offers a variety of data acquisition components and accessories to facilitate engine management and automotive performance. These Genuine Bosch knock sensors use a 5/16 in. mounting bolt, and include matching plug and two pins. Knock sensors detect pre-ignition and detonation, an irregular knocking vibration of the engine which could potentially be damaging. Sensors are in place to contribute to the improvement and fuel economy of engine performance.