{"product_id":"ntk-23557-oxygen-sensor-upstream","title":"NTK 23557 Oxygen Sensor - Upstream","description":"\u003ch2\u003eDirect Fit Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eNTK Oxygen Sensor 23557 is a specific-fit, threaded oxygen sensor built for direct replacement applications. It uses a non-heated design with a 25.5-inch wiring harness and an 18 mm thread diameter for a precise installation profile.\u003c\/p\u003e\u003cp\u003eCompatible With 1989-1991 Dodge Colt, upstream; 1989-1991 Eagle Vista, upstream; and 1989-1991 Plymouth Colt, upstream. This NTK Direct Fit Oxygen Sensor line is built around OE-style fit, form, and function for import and domestic coverage.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpecific-fit oxygen sensor for direct replacement use\u003c\/li\u003e\n\u003cli\u003eNon-heated sensor design\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e25.5-inch wiring harness length\u003c\/li\u003e\n\u003cli\u003eNTK 23557 part number for application matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNTK 23557 is an upstream oxygen sensor for 1989-1991 Dodge Colt, 1989-1991 Eagle Vista, and 1989-1991 Plymouth Colt applications. The threaded, non-heated construction supports a direct-fit installation profile, while the specific-fit design helps maintain the intended sensor location and signal function for federal emissions applications noted in the fitment data. NTK uses manufacturing controls and testing to meet OE-level expectations for fit and reliability, and the 23557 part number is useful when cross-checking replacement needs.\u003c\/p\u003e\u003cp\u003eThis part cross-references Bosch 12053 for the same application.\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 proper exhaust oxygen feedback to the engine control system\u003c\/li\u003e\n\u003cli\u003eAddressing emissions-related fault codes tied to sensor performance\u003c\/li\u003e\n\u003cli\u003eCorrecting drivability issues caused by inaccurate air-fuel feedback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the upstream location and federal emissions application before ordering. Match the threaded mounting style, harness length, and connector layout to the original sensor, and confirm the 23557 part number against the existing unit or service information.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK states that these oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications. As part of the NGK family of products, NTK focuses on OE application coverage and sensor technology for import and domestic vehicles.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731387441333,"sku":"BFPZ-23557","price":55.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_23557_Fro.jpg?v=1794294957","url":"https:\/\/www.partcatalog.com\/products\/ntk-23557-oxygen-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}