{"product_id":"ntk-21084-oxygen-sensor","title":"NTK 21084 Oxygen Sensor","description":"\u003ch2\u003eDirect-Fit Oxygen Sensor for GM Applications\u003c\/h2\u003e\u003cp\u003eNTK Oxygen Sensor 21084 is a direct-fit, specific-application replacement built for precise emissions control. It uses a heated, threaded design with a 4-wire configuration and an 18 mm thread diameter for a factory-style installation.\u003c\/p\u003e\u003cp\u003eCompatible with Buick Enclave, Cadillac XT5, Cadillac XT6, Chevrolet Blazer, Chevrolet Traverse, Chevrolet Traverse Limited, GMC Acadia, Chevrolet Colorado, and GMC Canyon applications across the listed upstream and downstream positions. This part number 21084 is engineered for buyers who need an OE-style oxygen sensor with the correct fitment details already matched.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit oxygen sensor for specific applications\u003c\/li\u003e\n\u003cli\u003eHeated sensor design for emissions system operation\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e4-wire configuration with 12.25 in. harness length\u003c\/li\u003e\n\u003cli\u003eNTK Direct Fit Oxygen Sensor line for OE-style coverage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2021-2024 Buick Enclave, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Buick Enclave, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Buick Enclave, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Buick Enclave, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Buick Enclave, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Cadillac XT5, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Cadillac XT5, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Cadillac XT5, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Cadillac XT5, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2020 Cadillac XT6, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2020 Cadillac XT6, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2020 Cadillac XT6, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2020 Cadillac XT6, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2024 Cadillac XT6, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2020 Chevrolet Blazer, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2020 Chevrolet Blazer, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2020 Chevrolet Blazer, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2020 Chevrolet Blazer, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2024 Chevrolet Blazer, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Chevrolet Colorado, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Chevrolet Colorado, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Chevrolet Colorado, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Chevrolet Colorado, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2022 Chevrolet Colorado, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Chevrolet Traverse, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Chevrolet Traverse, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Chevrolet Traverse, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 Chevrolet Traverse, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2023 Chevrolet Traverse, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2024 Chevrolet Traverse Limited, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 GMC Acadia, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 GMC Acadia, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 GMC Acadia, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2018-2020 GMC Acadia, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2023 GMC Acadia, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 GMC Canyon, upstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 GMC Canyon, upstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 GMC Canyon, downstream right.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 GMC Canyon, downstream left.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2022 GMC Canyon, upstream right.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat It Helps Resolve\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFaulty oxygen sensor readings that can trigger emissions-related trouble codes\u003c\/li\u003e\n\u003cli\u003eIncorrect air-fuel feedback affecting engine management\u003c\/li\u003e\n\u003cli\u003eSlow sensor response in heated oxygen sensor circuits\u003c\/li\u003e\n\u003cli\u003eReplacement needs for threaded, direct-fit sensor locations\u003c\/li\u003e\n\u003cli\u003eFitment issues when the original sensor uses a specific harness and connector layout\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the vehicle year, make, model, and sensor position before ordering. This oxygen sensor uses a threaded mounting style and a specific 4-wire harness layout, so matching the application details is important for correct installation. Part number 21084 should be cross-checked against the original sensor location and connector configuration.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK is part of the NGK family of products and is a major original equipment oxygen sensor manufacturer. NTK states that these sensors are extensively tested during manufacturing to meet or exceed OE specifications, with fit, form, and function aligned to factory requirements. This part cross-references GM 12667438 for the same application.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53534276911285,"sku":"BFPZ-21084","price":58.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_21084_Fro.jpg?v=1792128174","url":"https:\/\/www.partcatalog.com\/products\/ntk-21084-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}