{"product_id":"ntk-27053-air-fuel-ratio-sensor-upstream","title":"NTK 27053 Air \/ Fuel Ratio Sensor - Upstream","description":"\u003ch2\u003eDirect-Fit Air\/Fuel Ratio Sensor\u003c\/h2\u003e\u003cp\u003eNTK 27053 is a direct-fit heated air\/fuel ratio sensor built for specific import applications. It is engineered for upstream Bank 1 Sensor 1 use and follows OE design requirements for accurate air\/fuel monitoring.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit, specific application sensor for simplified replacement\u003c\/li\u003e\n\u003cli\u003eHeated design for faster operating response\u003c\/li\u003e\n\u003cli\u003e5-wire configuration for air\/fuel ratio signal control\u003c\/li\u003e\n\u003cli\u003e18 mm thread diameter with 0.38 thread length\u003c\/li\u003e\n\u003cli\u003e29.5-inch wiring harness length for proper routing\u003c\/li\u003e\n\u003cli\u003eNTK 27053 part number for application matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis NTK air\/fuel ratio sensor is part of the Direct Fit 5-Wire A\/F Sensor line and is built to match OE fit, form, and function. NTK uses ceramic sensor technology and extensive manufacturing testing to support reliable performance that meets or exceeds OE specifications. It is a specific-fit replacement for BMW X1, BMW X2, BMW X3, BMW X4, BMW 135i, BMW 135is, BMW 335i, BMW 335i xDrive, BMW 335i GT xDrive, BMW 535i xDrive, BMW ActiveHybrid 3, Mini Cooper, Mini Cooper Clubman, and Mini Cooper Countryman upstream applications.\u003c\/p\u003e\u003cp\u003eThis part cross-references BMW part numbers 11787589476 and 11787596924 for the same application. Use NTK 27053 when replacing an upstream air\/fuel ratio sensor on compatible BMW and Mini models where Bank 1 Sensor 1 coverage is specified.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a failed upstream air\/fuel ratio sensor\u003c\/li\u003e\n\u003cli\u003eRestoring accurate mixture feedback to the engine control system\u003c\/li\u003e\n\u003cli\u003eAddressing sensor-related fault codes tied to Bank 1 Sensor 1\u003c\/li\u003e\n\u003cli\u003eCorrecting drivability issues caused by inaccurate exhaust gas feedback\u003c\/li\u003e\n\u003cli\u003eMaintaining OE-style sensor response on specific BMW and Mini applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the vehicle application, upstream location, and Bank 1 Sensor 1 requirement before installation. Match the connector, thread size, and harness length to the original sensor, and inspect the exhaust bung threads before fitting. NTK 27053 is a specific-fit sensor, so verify the part number against the original unit before replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK is a major original equipment oxygen sensor manufacturer, and this sensor is tested during production to help ensure quality and reliability that meet or exceed OE specifications. The Direct Fit 5-Wire A\/F Sensor line is built to support OE application coverage with consistent fit and function.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731447603381,"sku":"BFPZ-27053","price":151.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_27053_Fro.jpg?v=1794297234","url":"https:\/\/www.partcatalog.com\/products\/ntk-27053-air-fuel-ratio-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}