{"product_id":"ntk-25594-oxygen-sensor-upstream-right","title":"NTK 25594 Oxygen Sensor - Upstream Right","description":"\u003ch2\u003eDirect Fit Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe NTK 25594 is a direct fit heated oxygen sensor built for specific import applications. It uses a threaded mounting design and a 4-wire configuration with a 26-inch harness for OE-style replacement service.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for precise air-fuel feedback.\u003c\/li\u003e\n\u003cli\u003eSpecific-fit design for direct replacement service.\u003c\/li\u003e\n\u003cli\u003e4-wire construction with a 26-inch wiring harness.\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with an 18 mm thread diameter.\u003c\/li\u003e\n\u003cli\u003eNTK 25594 is part of the Direct Fit Oxygen Sensor line.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNTK 25594 is engineered for specific applications where accurate exhaust oxygen monitoring is required. As part of NTK's Direct Fit Oxygen Sensor line, it is built to match OE-style fit, form, and function while simplifying replacement on vehicles that use a threaded, heated sensor design. This part number 25594 is listed for Mercedes-Benz C280, C43 AMG, CLK320, and CLK430 applications in upstream right positions, including Bank 1 Sensor 1 notes where specified. NTK 25594 is also cross-referenced to Bosch 15090 and DENSO Auto Parts 234-4173 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFaulty oxygen sensor readings that can trigger engine management concerns.\u003c\/li\u003e\n\u003cli\u003eAir-fuel ratio feedback issues affecting drivability.\u003c\/li\u003e\n\u003cli\u003eEmissions monitoring problems caused by a worn sensor element.\u003c\/li\u003e\n\u003cli\u003eReplacement needs for a threaded, heated sensor with a specific harness length.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the connector, thread diameter, wire count, and harness length before installation. Confirm the listed position and application notes for the exact vehicle match. Use the fitment data for Mercedes-Benz C280, C43 AMG, CLK320, and CLK430 to confirm the correct upstream right application before ordering.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK states that its oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications. The brand is part of the NGK family and is recognized as a major original equipment oxygen sensor supplier.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731439050933,"sku":"BFPZ-25594","price":84.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25594_Fro.jpg?v=1794296428","url":"https:\/\/www.partcatalog.com\/products\/ntk-25594-oxygen-sensor-upstream-right","provider":"PartCatalog","version":"1.0","type":"link"}