Exhaust Backpressure Sensor

Description

Walker 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.

Features & benefits

• OE Replacement Calibration: Matches factory pressure range, voltage output, and signal response for seamless ECU integration.
• Engineered for Harsh Environments: Built to withstand high exhaust heat, soot, and vibration for long-term reliability in diesel and gasoline systems.
• Restores Emissions & Turbo Efficiency: Helps resolve drivability issues, fault codes, and performance loss caused by inaccurate pressure readings.
• Exact OE Fit: Designed for 100% compatibility with factory mounting locations and connectors—no wiring or modification required.
• Monitors Exhaust System Pressure: Provides critical pressure data to the ECU for EGR operation, turbo management, and emissions control.
• Direct replacement - this exhaust backpressure sensor is designed to match the fit and function of an original sensor on specified vehicles
• Ideal solution - engineered to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage
• Durable construction - designed and manufactured to strict specifications for reliable performance
• Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience

Specifications

Warranty

1 Year