{"product_id":"ntk-27100-air-fuel-ratio-sensor-upstream","title":"NTK 27100 Air \/ Fuel Ratio Sensor - Upstream","description":"\u003ch2\u003eDirect-Fit Air\/Fuel Ratio Sensor\u003c\/h2\u003e\u003cp\u003eNTK 27100 is a direct-fit, specific application wide-band air\/fuel ratio sensor for upstream use. It is built for Mercedes-Benz applications that rely on precise air-fuel feedback for engine management and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit, specific application sensor for straightforward replacement\u003c\/li\u003e\n\u003cli\u003eWide-band A\/F sensor with linear output for precise ECU fuel-trim control\u003c\/li\u003e\n\u003cli\u003eHeated design for faster sensor operation and stable signal response\u003c\/li\u003e\n\u003cli\u003eMetric M18 x 1.5 thread with 7\/8 in. hex size\u003c\/li\u003e\n\u003cli\u003e5-wire design with rectangular female connector and black housing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application Details\u003c\/h2\u003e\u003cp\u003eCompatible with upstream Mercedes-Benz applications including the C300, E350, GLC300, GLE350, and GLS450. Fits 2019-2024 Mercedes-Benz C300, upstream; Fits 2020-2024 Mercedes-Benz E350, upstream; Fits 2020-2024 Mercedes-Benz GLC300, upstream; Fits 2020-2024 Mercedes-Benz GLE350, upstream; Fits 2020-2025 Mercedes-Benz GLS450, upstream. This part cross-references Mercedes-Benz OE numbers 0005422404 and 0005424300 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFault codes related to air-fuel ratio sensor performance\u003c\/li\u003e\n\u003cli\u003eRough idle or drivability issues tied to inaccurate mixture feedback\u003c\/li\u003e\n\u003cli\u003eReduced fuel economy caused by incorrect air-fuel correction\u003c\/li\u003e\n\u003cli\u003eElevated emissions from poor combustion control\u003c\/li\u003e\n\u003cli\u003eDelayed or unstable upstream sensor response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Quality\u003c\/h2\u003e\u003cp\u003eUse the correct metric thread engagement and connector orientation during installation. Verify the upstream sensor location and match the connector style before replacement. NTK is a major OEM oxygen sensor supplier and uses in-house ceramics technology to control wide-band sensor production from raw material through finished component.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53621586460853,"sku":"BFPZ-27100","price":103.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_27100_Fro.jpg?v=1793168219","url":"https:\/\/www.partcatalog.com\/products\/ntk-27100-air-fuel-ratio-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}