{"product_id":"ntk-27054-air-fuel-ratio-sensor-upstream","title":"NTK 27054 Air \/ Fuel Ratio Sensor - Upstream","description":"\u003ch2\u003eDirect-Fit Air\/Fuel Sensor\u003c\/h2\u003e\u003cp\u003eNTK 27054 is a direct-fit air\/fuel ratio sensor built for specific applications and engineered to match OE-style fit, form, and function. It uses a heated 5-wire design and is intended for precise exhaust feedback in emissions control systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit replacement for specific applications\u003c\/li\u003e\n\u003cli\u003eHeated 5-wire air\/fuel ratio sensor design\u003c\/li\u003e\n\u003cli\u003e18 mm thread diameter with 0.38 thread length\u003c\/li\u003e\n\u003cli\u003e35.5-inch wiring harness length\u003c\/li\u003e\n\u003cli\u003eSpecific-fit construction for cleaner installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cp\u003eFits 2012-2014 Audi A8 Quattro, upstream. Notes: Cylinders 1-3, Bank 1 Sensor 1, OE equivalent design.\u003c\/p\u003e\u003cp\u003eThis part cross-references 07P906262 for the same application.\u003c\/p\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eNTK 27054 is part of the Direct Fit 5-Wire A\/F Sensor line, a product line focused on application-specific oxygen and air\/fuel sensing coverage. NTK draws on its OE sensor manufacturing background and ceramic technology to deliver a sensor built for accurate signal response and consistent system integration. For Audi A8 Quattro service, this sensor provides a direct-fit option for upstream monitoring on the listed application.\u003c\/p\u003e\u003ch2\u003eCommon Issues It May Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light related to air\/fuel sensor performance\u003c\/li\u003e\n\u003cli\u003eIncorrect upstream exhaust feedback readings\u003c\/li\u003e\n\u003cli\u003eDriveability concerns tied to mixture control\u003c\/li\u003e\n\u003cli\u003eEmissions faults caused by a worn sensor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the connector, thread size, and harness length before installation. Confirm the application is upstream and matches the listed bank and cylinder notes for the Audi A8 Quattro. The specific-fit design helps reduce adaptation during replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK tests these sensors during manufacturing to meet or exceed OE specifications. The brand is known for original equipment oxygen sensor production and application coverage across import and domestic vehicles.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731447701685,"sku":"BFPZ-27054","price":185.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_27054_Fro.jpg?v=1794297241","url":"https:\/\/www.partcatalog.com\/products\/ntk-27054-air-fuel-ratio-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}