{"product_id":"ntk-25586-oxygen-sensor-downstream-downstream-left-or-downstream-right","title":"NTK 25586 Oxygen Sensor - Downstream, Downstream Left or Downstream Right","description":"\u003ch2\u003eDirect-Fit Oxygen Sensor for BMW Applications\u003c\/h2\u003e\u003cp\u003eNTK Oxygen Sensor 25586 is a direct-fit, heated oxygen sensor built for specific BMW downstream applications. It is engineered for accurate fit, proper connector alignment, and OE-style performance in emissions monitoring.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit design for specific applications\u003c\/li\u003e\n\u003cli\u003eHeated oxygen sensor for faster operating response\u003c\/li\u003e\n\u003cli\u003e4-wire configuration with threaded mounting\u003c\/li\u003e\n\u003cli\u003e29.25-inch wiring harness length\u003c\/li\u003e\n\u003cli\u003e18 mm thread diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOE-Style Fit and Function\u003c\/h2\u003e\u003cp\u003eNTK 25586 is part of the Direct Fit Oxygen Sensor line, which focuses on application-specific coverage and streamlined replacement selection. The sensor is built with NTK ceramic technology and manufactured to meet or exceed OE specifications through extensive testing. This part cross-references DENSO Auto Parts 234-4682 for the same application.\u003c\/p\u003e\u003ch2\u003eUsed For Common Sensor Faults\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a failed downstream oxygen sensor\u003c\/li\u003e\n\u003cli\u003eRestoring proper emissions feedback signal output\u003c\/li\u003e\n\u003cli\u003eAddressing check engine light concerns related to oxygen sensor performance\u003c\/li\u003e\n\u003cli\u003eCorrecting wiring or connector mismatch on a specific application\u003c\/li\u003e\n\u003cli\u003eReplacing a sensor with worn or degraded heating response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the downstream position and connector style before installation. This oxygen sensor uses a threaded mount and a specific-fit design, so matching the application details is important for proper installation on BMW X5, BMW 750iL, and BMW 318-series models. Confirm the harness length and wire count against the original sensor before replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK is a major original equipment oxygen sensor supplier and tests these sensors during manufacturing to support OE-level quality and reliability. The 25586 is produced under NTK's sensor-focused engineering approach for consistent fit, form, and function.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731438919861,"sku":"BFPZ-25586","price":95.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25586_Fro.jpg?v=1794296412","url":"https:\/\/www.partcatalog.com\/products\/ntk-25586-oxygen-sensor-downstream-downstream-left-or-downstream-right","provider":"PartCatalog","version":"1.0","type":"link"}