{"product_id":"spectra-os5172-oxygen-sensor","title":"Spectra OS5172 Oxygen Sensor - Downstream Left","description":"\u003ch2\u003eOverview of Spectra OS5172 Oxygen Sensor for Infiniti and Nissan\u003c\/h2\u003e\u003cp\u003eThe Spectra OS5172 oxygen sensor is designed specifically for select Infiniti and Nissan vehicles, including the Pathfinder and QX4 models. This sensor plays a critical role in monitoring exhaust gases to optimize engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Infiniti Pathfinder and Nissan QX4 models\u003c\/li\u003e\n\u003cli\u003ePart number OS5172 ensures precise fitment and function\u003c\/li\u003e\n\u003cli\u003eMonitors oxygen levels in exhaust for efficient fuel management\u003c\/li\u003e\n\u003cli\u003eDirect replacement sensor for emission control systems\u003c\/li\u003e\n\u003cli\u003eDurable construction for reliable long-term operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Spectra OS5172 oxygen sensor is engineered to meet the emission control requirements of Infiniti Pathfinder and Nissan QX4 vehicles. By accurately measuring the oxygen content in the exhaust stream, this sensor provides essential data to the engine control unit (ECU) to adjust the air-fuel mixture. Proper sensor function helps maintain optimal combustion efficiency, reduces harmful emissions, and supports fuel economy. The OS5172 is manufactured to match OEM specifications, ensuring compatibility and reliable performance within the emission control system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve engine performance problems related to incorrect air-fuel ratios\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers caused by faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by providing accurate exhaust gas readings\u003c\/li\u003e\n\u003cli\u003eReduces emissions to comply with environmental regulations\u003c\/li\u003e\n\u003cli\u003ePrevents potential damage to catalytic converters from improper combustion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Infiniti Pathfinder or Nissan QX4 before installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damaging sensor threads during removal and installation\u003c\/li\u003e\n\u003cli\u003eApply anti-seize compound on sensor threads if recommended by manufacturer\u003c\/li\u003e\n\u003cli\u003eVerify sensor wiring connections are secure and free of corrosion\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation to reset the ECU\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eThe Spectra OS5172 oxygen sensor is produced under strict quality control standards to meet or exceed OEM requirements. While specific warranty details may vary, Spectra typically offers coverage against manufacturing defects to ensure customer confidence in product reliability. Always consult product documentation or supplier information for exact warranty terms.\u003c\/p\u003e","brand":"Spectra","offers":[{"title":"Default Title","offer_id":44724456620213,"sku":"BCNK-OS5172","price":24.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SQ_OS5172_Sid.jpg?v=1775096771","url":"https:\/\/www.partcatalog.com\/products\/spectra-os5172-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}