{"product_id":"hella-009166801-oxygen-sensor","title":"Hella 009166801 Oxygen Sensor","description":"\u003ch2\u003eHella Oxygen Sensor for Mercedes-Benz and BMW\u003c\/h2\u003e\u003cp\u003eHella 009166801 is a broadband oxygen sensor built for precise air-fuel ratio monitoring in select Mercedes-Benz, BMW, Jeep, and Smart applications. With a 400 mm cable and 6-pin connector design, it supports direct replacement needs for front and rear sensor locations listed below.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBroadband lambda sensor for accurate exhaust feedback\u003c\/li\u003e\n\u003cli\u003e400 mm cable length for OE-style routing\u003c\/li\u003e\n\u003cli\u003e6-pole connector design\u003c\/li\u003e\n\u003cli\u003eHella part number 009166801\u003c\/li\u003e\n\u003cli\u003eCross-references ACI 81649 and Walker Exhaust 81717 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Hella oxygen sensor is engineered for vehicles that rely on broadband lambda sensing to monitor combustion efficiency and emissions performance. It is a direct-fit style replacement for many Mercedes-Benz models, including C63 AMG, E350, ML350, SL550, and G550, as well as select BMW 323i, 525i, 530i, and 330i applications. The 6-pin connector and 400 mm lead length help match the original sensor layout for cleaner routing and proper connection.\u003c\/p\u003e\u003cp\u003eUse Hella 009166801 when replacing a worn upstream or downstream sensor on vehicles such as Mercedes-Benz C63 AMG, BMW M3, and Smart Fortwo. The part number 009166801 is also listed across multiple interchange references, making it easier to verify application coverage during service work.\u003c\/p\u003e\u003ch2\u003eWhat This Sensor Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine lights related to oxygen sensor performance\u003c\/li\u003e\n\u003cli\u003eIncorrect air-fuel ratio readings\u003c\/li\u003e\n\u003cli\u003eRough idle or drivability issues tied to exhaust feedback\u003c\/li\u003e\n\u003cli\u003eReduced fuel economy caused by inaccurate sensor data\u003c\/li\u003e\n\u003cli\u003eEmissions test failures linked to sensor degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConfirm connector style, pole count, and cable length before installation.\u003c\/li\u003e\n\u003cli\u003eMatch the sensor position exactly as listed for your vehicle, including front right, front left, front, or rear applications.\u003c\/li\u003e\n\u003cli\u003eInspect the harness routing and exhaust-side threads before removing the old sensor.\u003c\/li\u003e\n\u003cli\u003eFor fitment verification, compare the OE number and the vehicle listing for your exact year and model.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eHella is a recognized OE supplier in automotive electronics and sensing. This oxygen sensor is built to meet the fitment and electrical requirements called out in the application data for Mercedes-Benz, BMW, Jeep Grand Cherokee, and Smart Fortwo coverage.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 2012-2016 Mercedes-Benz SLK55 AMG, front right\u003c\/li\u003e\n\u003cli\u003eFits 2008-2015 Mercedes-Benz C63 AMG, front\u003c\/li\u003e\n\u003cli\u003eFits 2009-2015 Mercedes-Benz G550, front left\u003c\/li\u003e\n\u003cli\u003eFits 2006-2015 Mercedes-Benz ML350, front\u003c\/li\u003e\n\u003cli\u003eFits 2008-2015 Smart Fortwo, front\u003c\/li\u003e\n\u003cli\u003eFits 2013 Mercedes-Benz G63 AMG, front\u003c\/li\u003e\n\u003cli\u003eFits 2013 Mercedes-Benz GL63 AMG, front\u003c\/li\u003e\n\u003cli\u003eFits 2012-2013 Mercedes-Benz S350, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2010-2013 Mercedes-Benz S400, front right\u003c\/li\u003e\n\u003cli\u003eFits 2008-2012 Mercedes-Benz C300, front\u003c\/li\u003e\n\u003cli\u003eFits 2007-2012 Mercedes-Benz GL450, front\u003c\/li\u003e\n\u003cli\u003eFits 2008-2012 Mercedes-Benz GL550, front\u003c\/li\u003e\n\u003cli\u003eFits 2010-2012 Mercedes-Benz GLK350, front\u003c\/li\u003e\n\u003cli\u003eFits 2006-2012 Mercedes-Benz R350, front\u003c\/li\u003e\n\u003cli\u003eFits 2011-2012 Mercedes-Benz SL550, front\u003c\/li\u003e\n\u003cli\u003eFits 2007-2009 Jeep Grand Cherokee, front\u003c\/li\u003e\n\u003cli\u003eFits 2008-2011 Mercedes-Benz C350, front\u003c\/li\u003e\n\u003cli\u003eFits 2007-2011 Mercedes-Benz CLS550, front\u003c\/li\u003e\n\u003cli\u003eFits 2007-2011 Mercedes-Benz CLS63 AMG, front left\u003c\/li\u003e\n\u003cli\u003eFits 2006-2011 Mercedes-Benz E350, front\u003c\/li\u003e\n\u003cli\u003eFits 2007-2011 Mercedes-Benz E550, front\u003c\/li\u003e\n\u003cli\u003eFits 2008-2011 Mercedes-Benz ML550, front\u003c\/li\u003e\n\u003cli\u003eFits 2007-2011 Mercedes-Benz ML63 AMG, front\u003c\/li\u003e\n\u003cli\u003eFits 2007-2011 Mercedes-Benz S550, front\u003c\/li\u003e\n\u003cli\u003eFits 2009-2011 Mercedes-Benz SLK300, front\u003c\/li\u003e\n\u003cli\u003eFits 2005-2011 Mercedes-Benz SLK350, front\u003c\/li\u003e\n\u003cli\u003eFits 2006-2007 BMW 525i, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2006-2007 BMW 525xi, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2006-2007 BMW 530i, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2006-2007 BMW 530xi, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2006 BMW 325i, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2006 BMW 325xi, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2006 BMW 330i, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2006 BMW 330xi, N\/A\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hella","offers":[{"title":"Default Title","offer_id":52415098290357,"sku":"BFDP-009166801","price":99.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HL_009166801_Fro.jpg?v=1777799604","url":"https:\/\/www.partcatalog.com\/products\/hella-009166801-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}