{"product_id":"ntk-24840-oxygen-sensor-downstream-left-or-downstream-right","title":"NTK 24840 Oxygen Sensor - Downstream Left or Downstream Right","description":"\u003ch2\u003eDirect-Fit Oxygen Sensor for Lexus Applications\u003c\/h2\u003e\u003cp\u003eNTK oxygen sensor 24840 is a specific-fit, heated sensor built for downstream applications. It uses a threaded mounting design and a 4-wire configuration to match the original equipment style used across select Lexus models.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect Fit Oxygen Sensor line for application-specific replacement\u003c\/li\u003e\n\u003cli\u003eHeated sensor design for faster operating response\u003c\/li\u003e\n\u003cli\u003e4-wire construction for OE-style signal and heater circuit layout\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e21.75-inch wiring harness length for proper routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNTK part number 24840 is engineered as a direct-fit oxygen sensor for downstream positions on select Lexus IS250, IS350, IS F, GS350, GS450h, GS430, and GS300 applications. Fitment includes 2005-2015 Lexus models with downstream left and downstream right placements, depending on the vehicle and engine configuration. This oxygen sensor is built to OE specifications for fit, form, and function, making it a practical replacement when the original sensor has aged or failed.\u003c\/p\u003e\u003cp\u003eNTK, part number 24840, is backed by the brand’s OE-supplier background and manufacturing focus on ceramic sensor technology. The sensor is extensively tested during production to support reliable operation and consistent performance in emission control service.\u003c\/p\u003e\u003ch2\u003eWhat This Part Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light related to oxygen sensor performance\u003c\/li\u003e\n\u003cli\u003eIncorrect air-fuel feedback from a worn downstream sensor\u003c\/li\u003e\n\u003cli\u003eEmission control faults tied to sensor response or signal quality\u003c\/li\u003e\n\u003cli\u003eReplacement needs after sensor contamination or age-related failure\u003c\/li\u003e\n\u003cli\u003eFitment issues caused by using a non-specific sensor design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the vehicle’s downstream left or downstream right location before ordering. Match the threaded mounting style, 4-wire layout, and harness length to the original sensor. Use the vehicle’s service information to verify connector routing and placement for Lexus IS250, IS350, IS F, GS350, GS450h, GS430, and GS300 applications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK states that its oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications. This part cross-references DENSO Auto Parts (e.g., 234-4521, 234-4922) for the same application.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53636938629301,"sku":"BFPZ-24840","price":93.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_24840_Fro.jpg?v=1793339067","url":"https:\/\/www.partcatalog.com\/products\/ntk-24840-oxygen-sensor-downstream-left-or-downstream-right","provider":"PartCatalog","version":"1.0","type":"link"}