{"product_id":"ntk-25605-oxygen-sensor","title":"NTK 25605 Oxygen Sensor","description":"\u003ch2\u003eOverview of NTK Direct Fit Oxygen Sensor 25605\u003c\/h2\u003e\u003cp\u003eThe NTK Direct Fit Oxygen Sensor 25605 is engineered for precise emission control in select Audi, Porsche, and Volkswagen models. Designed as a heated oxygen sensor with a specific fit, it ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi A4, A6, A8, Porsche Cayenne, Volkswagen Passat, Touareg, and more\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18mm thread diameter\u003c\/li\u003e\n\u003cli\u003e37-inch wiring harness length with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003ePart number 25605 for exact replacement compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis NTK Direct Fit Oxygen Sensor 25605 is designed to replace the original sensor in various Audi, Porsche, and Volkswagen vehicles, including the Audi A4 Quattro, A6 Quattro, A8 Quattro, Allroad Quattro, Porsche Cayenne, and Volkswagen Passat, Phaeton, Touareg, TT, and TT Quattro. The sensor features a heated element that allows it to reach operating temperature quickly, improving emission control and fuel efficiency. With a 37-inch wiring harness and a 4-wire setup, it integrates seamlessly with the vehicle’s existing electrical system. The threaded mounting type with an 18mm diameter ensures secure installation and proper sealing.\u003c\/p\u003e\u003ch2\u003eAbout the NTK Direct Fit Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Direct Fit Oxygen Sensor line by NTK is designed to provide precise replacement sensors that match OEM specifications for specific vehicle makes and models. This product line focuses on direct compatibility, reducing installation time and ensuring reliable sensor performance. The 25605 sensor is part of this line, offering a direct fit solution for emission control systems in select Audi, Porsche, and Volkswagen vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for proper air-fuel mixture control\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by maintaining proper sensor function\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues caused by faulty oxygen sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the NTK Direct Fit Oxygen Sensor 25605, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. The 18mm threaded mounting requires a compatible oxygen sensor socket for proper torque application. Verify the 4-wire connector matches the vehicle’s harness before installation. Proper installation will help maintain sensor accuracy and vehicle emission compliance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNTK oxygen sensors are manufactured to meet strict quality standards and OEM specifications. The Direct Fit Oxygen Sensor 25605 undergoes rigorous testing to ensure durability and reliable performance. While specific warranty details may vary, NTK typically offers coverage against defects in materials and workmanship to support long-term use in compatible Audi, Porsche, and Volkswagen models.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":43964829368501,"sku":"BFPZ-25605","price":102.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25605_Fro_789e2208-1670-48a7-83ae-59a11e0090b9.jpg?v=1775006831","url":"https:\/\/www.partcatalog.com\/products\/ntk-25605-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}