{"product_id":"wpr-1002-1004","title":"Walker Products Exhaust Backpressure Sensor - 1002-1004","description":"\u003ch2\u003eProduct Information\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Walker Products\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Name:\u003c\/strong\u003e Exhaust Backpressure Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDescription:\u003c\/strong\u003e Walker Products HD 1002-1004 Exhaust Backpressure Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 1002-1004\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 1.0\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eWalker Products Exhaust Backpressure Sensors are OE Replacement components designed to monitor pressure within the exhaust system and provide critical data to the engine control module (ECM). This sensor plays a key role in managing Exhaust Gas Recirculation (EGR) function, turbocharger performance, diesel aftertreatment, and overall emissions control. The ECM uses this data to adjust boost levels, regulate EGR flow, and determine conditions for Diesel Particulate Filter (DPF) regeneration. A failed or drifting exhaust backpressure sensor can lead to check engine lights, EGR malfunction, loss of power, or increased emissions. Walker sensors are manufactured to meet or exceed OE specifications for pressure range, signal accuracy, electrical compatibility, and environmental durability. Each sensor is built with heat-resistant housings, high-quality diaphragms, and sealed electronics to endure prolonged exposure to soot, vibration, and thermal cycling in both gasoline and diesel applications. Designed for an exact OE fit, Walker Exhaust Backpressure Sensors install directly into the original mounting location and connect to the factory harness with no modifications required. Whether replacing a failed unit or addressing emissions-related drivability concerns, these sensors help restore system accuracy, protect engine components, and ensure compliance with emissions regulations.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExact OE Fit: Designed for 100% compatibility with factory mounting locations and connectors—no wiring or modification required.\u003c\/li\u003e\n\u003cli\u003eOE Replacement Calibration: Matches factory pressure range, voltage output, and signal response for seamless ECU integration.\u003c\/li\u003e\n\u003cli\u003eMonitors Exhaust System Pressure: Provides critical pressure data to the ECU for EGR operation, turbo management, and emissions control.\u003c\/li\u003e\n\u003cli\u003eRestores Emissions \u0026amp; Turbo Efficiency: Helps resolve drivability issues, fault codes, and performance loss caused by inaccurate pressure readings.\u003c\/li\u003e\n\u003cli\u003eEngineered for Harsh Environments: Built to withstand high exhaust heat, soot, and vibration for long-term reliability in diesel and gasoline systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWarranty\u003c\/h2\u003e\u003cp\u003e1 years\u003c\/p\u003e\u003ch2\u003eCountry of Origin\u003c\/h2\u003e\u003cp\u003eUnited States\u003c\/p\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\u003cp\u003eSee the fitment table for engine, trim and other application details.\u003c\/p\u003e\u003cul\u003e\u003cli\u003e2008 Ford F-250 Super Duty\u003c\/li\u003e\u003c\/ul\u003e","brand":"Walker Products","offers":[{"title":"Default Title","offer_id":58454925181231,"sku":"WPR-1002-1004","price":0.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3521\/4127\/files\/1002-1004_1.jpg?v=1789170191","url":"https:\/\/partspioneer.ca\/products\/wpr-1002-1004","provider":"Parts Pioneer","version":"1.0","type":"link"}