{"product_id":"ntk-25740-oxygen-sensor-downstream","title":"NTK 25740 Oxygen Sensor - Downstream","description":"\u003ch2\u003eDirect Fit Oxygen Sensor for BMW Applications\u003c\/h2\u003e\u003cp\u003eNTK 25740 is a direct fit heated oxygen sensor built for specific BMW downstream applications. It uses a threaded mounting design and a 4-wire configuration to match the original equipment style connection and signal setup.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster operating response.\u003c\/li\u003e\n\u003cli\u003eSpecific fit design for direct replacement use.\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type for secure installation.\u003c\/li\u003e\n\u003cli\u003e25.5-inch wiring harness length for application-specific routing.\u003c\/li\u003e\n\u003cli\u003e18 mm thread diameter for OE-style fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application Details\u003c\/h2\u003e\u003cp\u003eCompatible with downstream BMW applications including Fits 2012-2018 BMW 320i, downstream; Fits 2013-2018 BMW 320i xDrive, downstream; Fits 2015-2018 BMW X4, downstream; Fits 2016-2018 BMW X5, downstream; Fits 2013-2017 BMW X3, downstream; Fits 2014-2016 BMW 228i, downstream; Fits 2015-2016 BMW 228i xDrive, downstream; Fits 2012-2016 BMW 328i, downstream; Fits 2014-2016 BMW 328i GT xDrive, downstream; Fits 2013-2016 BMW 328i xDrive, downstream; Fits 2014-2016 BMW 428i, downstream; Fits 2015-2016 BMW 428i Gran Coupe, downstream; Fits 2014-2016 BMW 428i xDrive, downstream; Fits 2015-2016 BMW 428i xDrive Gran Coupe, downstream; Fits 2012-2016 BMW 528i, downstream; Fits 2012-2016 BMW 528i xDrive, downstream; Fits 2012-2016 BMW Z4, downstream; Fits 2012-2015 BMW X1, downstream; Fits 2010-2012 BMW X3, downstream; Fits 2011 BMW 528i, downstream.\u003c\/p\u003e\u003cp\u003eThis part cross-references DENSO Auto Parts (e.g., 234-4479, 234-4562) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat This Sensor Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFault codes related to downstream oxygen sensor performance.\u003c\/li\u003e\n\u003cli\u003eIncorrect air-fuel feedback after sensor aging or contamination.\u003c\/li\u003e\n\u003cli\u003eRough emissions monitoring caused by a failing sensor signal.\u003c\/li\u003e\n\u003cli\u003eDriveability issues tied to inaccurate exhaust oxygen readings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Quality\u003c\/h2\u003e\u003cp\u003eUse the vehicle's original downstream sensor location and verify connector routing before installation. Confirm thread size, harness length, and wire count against the removed part to ensure proper replacement. NTK states these oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731443409077,"sku":"BFPZ-25740","price":114.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25740_Fro.jpg?v=1794296888","url":"https:\/\/www.partcatalog.com\/products\/ntk-25740-oxygen-sensor-downstream","provider":"PartCatalog","version":"1.0","type":"link"}