{"product_id":"ntk-25698-air-fuel-ratio-sensor-upstream-left-or-upstream-right","title":"NTK 25698 Air \/ Fuel Ratio Sensor - Upstream Left or Upstream Right","description":"\u003ch2\u003eDirect-Fit Air\/Fuel Ratio Sensor\u003c\/h2\u003e\u003cp\u003eNTK 25698 is a direct-fit, heated air\/fuel ratio sensor built for specific import applications. It uses a 4-wire design and is engineered to match OE fit, form, and function for accurate exhaust feedback.\u003c\/p\u003e\u003cp\u003eCompatible With Jaguar XF, Jaguar Super V8, Jaguar Vanden Plas, Jaguar XJ8, Jaguar XJR, Jaguar XK, Jaguar XKR, Jaguar S-Type, and Jaguar XK8 applications listed below. This NTK 25698 sensor is part of the Direct Fit 4-Wire A\/F Sensor line, which focuses on application-specific replacement coverage.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit replacement for specific air\/fuel ratio sensor applications\u003c\/li\u003e\n\u003cli\u003eHeated sensor design for faster operating response\u003c\/li\u003e\n\u003cli\u003e4-wire configuration for OE-style electrical connection\u003c\/li\u003e\n\u003cli\u003e18 mm thread diameter with 0.38 thread length\u003c\/li\u003e\n\u003cli\u003e12.8 wiring harness length for application-specific routing\u003c\/li\u003e\n\u003cli\u003eMounting bracket not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNTK 25698 is an application-specific air\/fuel ratio sensor for Jaguar models that require a direct-fit replacement. It is listed for upstream right and upstream left positions across the XF, Super V8, Vanden Plas, XJ8, XJR, XK, XKR, S-Type, and XK8, with fitment notes identifying OE-design and OE-specification applications. The heated 4-wire construction supports stable sensor operation, while the specific-fit design helps maintain the original sensor layout. If you are replacing a Jaguar XF, Jaguar XJ8, or Jaguar S-Type air\/fuel ratio sensor, this part number provides a targeted replacement option.\u003c\/p\u003e\u003cp\u003eNTK 25698 is also cross-referenced to Bosch 15375 and DENSO Auto Parts 234-9125 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a failed air\/fuel ratio sensor that triggers drivability or emissions concerns\u003c\/li\u003e\n\u003cli\u003eRestoring exhaust feedback for fuel control calculations\u003c\/li\u003e\n\u003cli\u003eAddressing sensor response issues caused by age or contamination\u003c\/li\u003e\n\u003cli\u003eReplacing a direct-fit sensor on Jaguar applications with OE-style requirements\u003c\/li\u003e\n\u003cli\u003eCorrecting fault codes related to upstream sensor performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the listed position and fitment notes before installation. Confirm thread size, harness length, and connector style against the removed sensor to ensure proper routing and fit. Use the vehicle-specific service procedure for sensor removal and installation, and inspect the exhaust bung threads before installing the replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK is part of the NGK family of products and is a major OE oxygen sensor supplier. This sensor is manufactured and tested to meet or exceed OE specifications for fit, form, and function.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731441868981,"sku":"BFPZ-25698","price":126.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25698_Fro.jpg?v=1794296734","url":"https:\/\/www.partcatalog.com\/products\/ntk-25698-air-fuel-ratio-sensor-upstream-left-or-upstream-right","provider":"PartCatalog","version":"1.0","type":"link"}