{"product_id":"bosch-13643-oxygen-sensor-downstream","title":"Bosch 13643 Oxygen Sensor - Downstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Lexus IS300\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor 13643 is designed specifically for the Lexus IS300, providing precise air-fuel mixture readings to optimize engine performance and emissions control. This narrow-band heated oxygen sensor ensures accurate feedback to your vehicle’s engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Lexus IS300 models\u003c\/li\u003e\n\u003cli\u003eHeated narrow-band oxygen sensor for faster response\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e4-wire design with blade terminals and male connectors\u003c\/li\u003e\n\u003cli\u003eDurable metal housing with steel finish\u003c\/li\u003e\n\u003cli\u003eOverall length of 28.7 inches including 25.4-inch wiring harness\u003c\/li\u003e\n\u003cli\u003eConnector shape: rectangular, male gender\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade for reliable performance\u003c\/li\u003e\n\u003cli\u003e22 mm hex size for installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Bosch Engineered Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor line focuses on delivering precise and reliable emission control components tailored to specific vehicle applications. The 13643 oxygen sensor is part of this line, engineered to meet OEM specifications for the Lexus IS300. This ensures compatibility and consistent sensor performance under various driving conditions.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a narrow-band heated design, which allows it to reach operating temperature quickly for accurate oxygen level detection. The sensor includes a 4-wire configuration with blade-type terminals and a rectangular male connector, facilitating a secure electrical connection. The threaded mounting type with an 18 mm diameter ensures proper fitment and sealing in the exhaust system. Constructed with a metal housing and steel finish, the sensor is built to withstand harsh engine environments. The wiring harness length of 25.4 inches and overall length of 28.7 inches provide sufficient reach for installation in the Lexus IS300.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain optimal air-fuel ratio for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate sensor data\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by enabling precise engine adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Bosch Engineered Oxygen Sensor 13643 on a Lexus IS300, ensure the sensor threads are clean and free of debris before mounting. Use a 22 mm hex socket for proper tightening without damaging the sensor. Verify the connector orientation matches the vehicle’s wiring harness to avoid connection issues. Since this is a specific fit sensor, no modifications to the wiring harness are typically required.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch Engineered Oxygen Sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. This sensor is a standard replacement grade part designed to meet OEM specifications. While specific warranty details are not provided here, Bosch products generally come with manufacturer-backed warranties to protect against defects in materials and workmanship.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":52082819662005,"sku":"BBHK-13643","price":105.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_13643_Fro.jpg?v=1775147417","url":"https:\/\/www.partcatalog.com\/products\/bosch-13643-oxygen-sensor-downstream","provider":"PartCatalog","version":"1.0","type":"link"}