Walker 250-25025 Oxygen Sensor

Overview of Walker Products OE Oxygen Sensor 250-25025

The Walker Products OE Oxygen Sensor 250-25025 is designed for precise emission control in select Audi, Ford, Lincoln, Porsche, and Volkswagen vehicles. This heated oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions compliance.

• Heated sensor type for faster response times
• Specific fit for models including Ford F-150, Audi S6, Porsche Cayenne, and Volkswagen Touareg
• Threaded mounting type with 18.0 mm thread diameter
• 17.24-inch wiring harness length with 5 wires of 20 gauge
• Radiused polygon male connector for secure electrical connection
• Overall length of 20.79 inches for proper installation depth

Detailed Product Features and Specifications

This oxygen sensor from Walker Products OE features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 5-wire configuration with 20 gauge wiring ensures reliable signal transmission and durability. The sensor’s 18.0 mm threaded mounting type provides a secure fit in the exhaust system, while the radiused polygon male connector guarantees a precise electrical connection. With a wiring harness length of 17.24 inches and an overall length of 20.79 inches, this sensor is engineered for specific vehicle applications, ensuring compatibility and ease of installation.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering original equipment quality emission control components. This oxygen sensor is part of that line, designed to meet or exceed OEM specifications for fit, form, and function. Using Walker Products OE parts helps maintain factory-level performance and emissions standards in vehicles such as the Ford Explorer, Lincoln Navigator, and Volkswagen Transit series.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper air-fuel ratio management
• Resolves engine performance issues related to faulty oxygen sensors
• Helps reduce emissions and prevent failed emissions tests
• Eliminates rough idling and poor fuel economy caused by sensor failure
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

Ensure the vehicle is cool before installation to avoid burns. Use appropriate tools to remove the old sensor and install the Walker 250-25025 sensor by threading it securely into the exhaust port. Connect the radiused polygon male connector firmly to the vehicle’s wiring harness. Verify the wiring harness length and connector type match the vehicle’s specifications to avoid fitment issues. It is recommended to check for any exhaust leaks after installation.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emissions regulations and supports long-term vehicle reliability.