{"title":"Ignition Knock (Detonation) Sensor","description":null,"products":[{"product_id":"acdelco-213-3521-ignition-knock-detonation-sensor-12589867","title":"ACDelco 213-3521 Ignition Knock (Detonation) Sensor - 53 mm (12589867)","description":"\u003cp\u003eThe ACDelco GM Original Equipment Ignition Knock (Detonation) Sensor monitors the engine for pinging or spark knock, providing signals to the engine control module to adjust ignition timing and air\/fuel mixture.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eClassification: OE\u003c\/li\u003e\n\u003cli\u003eConnector Gender: Female\u003c\/li\u003e\n\u003cli\u003eConnector Quantity: 1\u003c\/li\u003e\n\u003cli\u003eConnector Shape: Round\u003c\/li\u003e\n\u003cli\u003eLength: 53 mm\u003c\/li\u003e\n\u003cli\u003eMounting Hardware Included: No\u003c\/li\u003e\n\u003cli\u003eMounting Type: Threaded\u003c\/li\u003e\n\u003cli\u003eTerminal Gender: Male\u003c\/li\u003e\n\u003cli\u003eTerminal Quantity: 1\u003c\/li\u003e\n\u003cli\u003eTerminal Type: Pin\u003c\/li\u003e\n\u003cli\u003eThreaded End Diameter: 0.39 inch\u003c\/li\u003e\n\u003cli\u003eWiring Harness Included: No\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACDelco","offers":[{"title":"Default Title","offer_id":67669212922101,"sku":"FMPDEL2133521","price":65.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1743\/4357\/files\/213-3521.jpg?v=1791657072"},{"product_id":"acdelco-213-924-ignition-knock-detonation-sensor-21024981","title":"ACDelco 213-924 Ignition Knock (Detonation) Sensor - 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43 mm (12567711)","description":"\u003cp\u003eThe ACDelco GM Original Equipment Ignition Knock (Detonation) Sensor monitors the engine for pinging or spark knock, providing signals to the engine control module to adjust ignition timing and air\/fuel mixture.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eClassification: OE\u003c\/li\u003e\n\u003cli\u003eConnector Gender: Female\u003c\/li\u003e\n\u003cli\u003eConnector Quantity: 1\u003c\/li\u003e\n\u003cli\u003eConnector Shape: Oval\u003c\/li\u003e\n\u003cli\u003eLength: 43 mm\u003c\/li\u003e\n\u003cli\u003eMounting Hardware Included: Yes\u003c\/li\u003e\n\u003cli\u003eMounting Type: Bolted\u003c\/li\u003e\n\u003cli\u003eTerminal Gender: Male\u003c\/li\u003e\n\u003cli\u003eTerminal Quantity: 2\u003c\/li\u003e\n\u003cli\u003eTerminal Type: Pin\u003c\/li\u003e\n\u003cli\u003eThreaded End Diameter: 0.31 inch\u003c\/li\u003e\n\u003cli\u003eWire Harness Length: 9.41 inch\u003c\/li\u003e\n\u003cli\u003eWiring Harness Included: Yes\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACDelco","offers":[{"title":"Default Title","offer_id":67669894693109,"sku":"FMPDEL213969","price":21.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1743\/4357\/files\/213-969.jpg?v=1791657773"},{"product_id":"acdelco-213-3944-ignition-knock-detonation-sensor-12600327","title":"ACDelco 213-3944 Ignition Knock (Detonation) Sensor (12600327)","description":"\u003cp\u003eThis ACDelco GM Original Equipment Ignition Knock (Detonation) Sensor is a GM-recommended replacement that monitors the engine for pinging or spark knock, creating a voltage signal for the engine control module.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eClassification: OE\u003c\/li\u003e\n\u003cli\u003eConnector Gender: Female\u003c\/li\u003e\n\u003cli\u003eConnector Quantity: 1\u003c\/li\u003e\n\u003cli\u003eConnector Shape: Oval\u003c\/li\u003e\n\u003cli\u003eLength: 53 mm\u003c\/li\u003e\n\u003cli\u003eMounting Hardware Included: Yes\u003c\/li\u003e\n\u003cli\u003eMounting Type: Bolted\u003c\/li\u003e\n\u003cli\u003eTerminal Gender: Male\u003c\/li\u003e\n\u003cli\u003eTerminal Quantity: 2\u003c\/li\u003e\n\u003cli\u003eTerminal Type: Pin\u003c\/li\u003e\n\u003cli\u003eThreaded End Diameter: 0.31 in\u003c\/li\u003e\n\u003cli\u003eWiring Harness Included: No\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACDelco","offers":[{"title":"Default Title","offer_id":67672659198197,"sku":"FMPDEL2133944","price":11.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1743\/4357\/files\/12600327.jpg?v=1791684195"},{"product_id":"standard-ks303-knock-detonation-sensor","title":"Standard KS303 Knock (Detonation) Sensor","description":"\u003cp\u003eThis is a Knock (Detonation) Sensor.\u003c\/p\u003e","brand":"Standard","offers":[{"title":"Default Title","offer_id":67674151092469,"sku":"FMPSTAKS303","price":74.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1743\/4357\/files\/KS303.jpg?v=1791686739"}],"url":"https:\/\/www.upstartautoparts.com\/collections\/ignition-knock-detonation-sensor.oembed","provider":"UpStart Auto Parts \u0026 More","version":"1.0","type":"link"}