{"product_id":"ntk-25059-oxygen-sensor-upstream","title":"NTK 25059 Oxygen Sensor - Upstream","description":"\u003ch2\u003eDirect Fit Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eNTK 25059 is a direct fit oxygen sensor built for specific applications and engineered for OE-style fit, form, and function. It uses a heated, threaded design with a 4-wire configuration and a 44.5-inch harness length for the correct installation layout.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect fit oxygen sensor for specific applications\u003c\/li\u003e\n\u003cli\u003eHeated sensor design for faster operating response\u003c\/li\u003e\n\u003cli\u003e4-wire configuration with threaded mounting\u003c\/li\u003e\n\u003cli\u003e44.5-inch wiring harness length\u003c\/li\u003e\n\u003cli\u003e18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eNTK 25059 part number for identification and ordering\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNTK 25059 is part of the Direct Fit Oxygen Sensor line, a product line focused on application-specific replacement sensors. NTK is part of the NGK family of products and is known for oxygen sensor manufacturing across import and domestic coverage. This sensor is built with ceramic-based technology and is extensively tested during production to support consistent quality and OE-level performance.\u003c\/p\u003e\u003cp\u003eCompatible with 1994 Alfa Romeo 164, upstream. This part cross-references Bosch 13301 for the same application. For buyers searching for an Alfa Romeo 164 oxygen sensor or an upstream replacement oxygen sensor, NTK 25059 provides the correct direct-fit configuration.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or slow-responding oxygen sensor\u003c\/li\u003e\n\u003cli\u003eRestoring accurate exhaust oxygen feedback to the engine control system\u003c\/li\u003e\n\u003cli\u003eAddressing sensor-related fault codes or drivability concerns\u003c\/li\u003e\n\u003cli\u003eCorrecting emissions monitoring issues caused by sensor degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the upstream location and OE-equivalent design before installation. Confirm the threaded mounting style, 4-wire layout, and harness length match the original sensor on the vehicle. Use the part number 25059 to confirm application details before ordering.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK states that its oxygen sensors are manufactured and tested to meet or exceed OE specifications. The brand also positions itself as a major original equipment oxygen sensor supplier, with production controls focused on fit, form, and function. Part number 25059 is part of that direct-fit program.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731435643061,"sku":"BFPZ-25059","price":69.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25059_Fro.jpg?v=1794296019","url":"https:\/\/www.partcatalog.com\/products\/ntk-25059-oxygen-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}