{"product_id":"ntk-25728-oxygen-sensor-downstream-or-upstream","title":"NTK 25728 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eDirect-fit oxygen sensor\u003c\/h2\u003e\u003cp\u003eNTK Oxygen Sensor 25728 is a specific-fit, threaded heated oxygen sensor built for import applications that require OE-style fit, form, and function. It uses a 4-wire design with a 36.5-inch harness and an 18 mm thread diameter for direct replacement service.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with specific-fit application coverage\u003c\/li\u003e\n\u003cli\u003e4-wire configuration for accurate signal delivery\u003c\/li\u003e\n\u003cli\u003e36.5-inch wiring harness for proper routing\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eDirect Fit Oxygen Sensor line from NTK\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment details\u003c\/h2\u003e\u003cp\u003eCompatible with Audi TT Quattro and Volkswagen Golf, Jetta applications listed below. Fits 2000-2001 Audi TT Quattro, upstream; Fits 2000-2001 Audi TT Quattro, downstream; Fits 2002-2005 Volkswagen Golf, downstream; Fits 2002-2004 Volkswagen Jetta, downstream. Part number 25728 is also referenced in OE-style cross applications for the same sensor type.\u003c\/p\u003e\u003ch2\u003eWhat this sensor helps address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFault codes related to oxygen sensor response or heater circuit performance\u003c\/li\u003e\n\u003cli\u003eIncorrect air-fuel ratio readings from a worn sensor\u003c\/li\u003e\n\u003cli\u003eEmissions test failures caused by degraded sensor output\u003c\/li\u003e\n\u003cli\u003eRough idle or drivability issues tied to inaccurate exhaust feedback\u003c\/li\u003e\n\u003cli\u003eReplacement needs for a threaded heated oxygen sensor with specific fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation notes and quality\u003c\/h2\u003e\u003cp\u003eUse the vehicle-specific position and notes in the fitment table to confirm upstream or downstream placement before installation. The threaded design and harness length support direct replacement on the listed applications. NTK states these oxygen sensors are extensively tested during manufacturing to meet or exceed OE specifications, and the brand is known for original equipment oxygen sensor production.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731442950325,"sku":"BFPZ-25728","price":93.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25728_Fro.jpg?v=1794296848","url":"https:\/\/www.partcatalog.com\/products\/ntk-25728-oxygen-sensor-downstream-or-upstream","provider":"PartCatalog","version":"1.0","type":"link"}