{"product_id":"ntk-21080-oxygen-sensor-downstream","title":"NTK 21080 Oxygen Sensor - Downstream","description":"\u003ch2\u003eDirect Fit Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eNTK Direct Fit Oxygen Sensor 21080 is a specific-fit heated oxygen sensor built for downstream applications. It is engineered for direct replacement use and supports accurate exhaust monitoring with OE-style fit, form, and function.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster operating response\u003c\/li\u003e\n\u003cli\u003eSpecific-fit design for straightforward application matching\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.000 thread diameter\u003c\/li\u003e\n\u003cli\u003e4-wire configuration with 11.02 wiring harness length\u003c\/li\u003e\n\u003cli\u003eNTK oxygen sensor technology backed by extensive manufacturing testing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application\u003c\/h2\u003e\u003cp\u003eCompatible with select Buick and Chevrolet models. Fits 2016-2019 Buick Cascada, downstream. Fits 2016-2019 Chevrolet Malibu, downstream. This part cross-references GM (e.g., 55570074) for the same application. NTK 21080 is a direct fit oxygen sensor for downstream exhaust locations on these vehicles.\u003c\/p\u003e\u003ch2\u003eWhat This Sensor Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light concerns related to oxygen sensor performance\u003c\/li\u003e\n\u003cli\u003eIncorrect air-fuel ratio feedback from a worn sensor\u003c\/li\u003e\n\u003cli\u003eSlow sensor response in heated exhaust monitoring systems\u003c\/li\u003e\n\u003cli\u003eFault codes tied to downstream oxygen sensor readings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Quality\u003c\/h2\u003e\u003cp\u003eUse the threaded mounting design and wire count to confirm application match before installation. Verify connector routing and harness length against the original sensor location. NTK states these oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications. Part number 21080 is part of NTK's Direct Fit Oxygen Sensor line, focused on OE-style replacement coverage.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731382329525,"sku":"BFPZ-21080","price":48.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_21080_Fro.jpg?v=1794294352","url":"https:\/\/www.partcatalog.com\/products\/ntk-21080-oxygen-sensor-downstream","provider":"PartCatalog","version":"1.0","type":"link"}