Walker 250-25031 Oxygen Sensor - Upstream Left or Upstream Right

Overview of Walker Products OE Oxygen Sensor 250-25031

The Walker Products OE Oxygen Sensor 250-25031 is designed specifically for select Porsche models, including the 911, Boxster, Cayenne, Cayman, and Panamera. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases precisely.

• Heated sensor type for faster response times
• Specific fit for Porsche 911, Boxster, Cayenne, Cayman, and Panamera
• 54.65-inch wiring harness length for flexible installation
• 20 gauge wire with 5-wire configuration
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 58.19 inches for proper fitment

Detailed Product Description

This oxygen sensor from Walker Products OE is engineered to meet the exact specifications required by Porsche vehicles such as the 911, Boxster, Cayenne, Cayman, and Panamera. Featuring a heated sensor element, it provides quicker warm-up times and more accurate readings under various operating conditions. The 5-wire design and 20 gauge wiring ensure reliable signal transmission, while the 54.65-inch wiring harness length offers sufficient reach for installation without modification. The radiused polygon male connector and threaded mounting with an 18.0 mm diameter guarantee a secure and precise fit, maintaining the integrity of the vehicle’s emission control system.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory specifications. This oxygen sensor is part of that line, ensuring compatibility and performance consistent with Porsche’s original components. The OE designation indicates that this sensor is designed for direct replacement, maintaining the vehicle’s emission standards and engine management system functionality.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper air-fuel mixture control
• Resolves check engine light codes related to oxygen sensor failure
• Improves fuel efficiency by providing precise exhaust gas data
• Reduces harmful emissions by ensuring proper catalytic converter operation
• Eliminates rough idling or engine hesitation caused by faulty sensors

Installation Notes and Tips

Installation requires removing the old oxygen sensor and threading the new sensor into place using the 18.0 mm threaded mounting. The 54.65-inch wiring harness length allows for straightforward routing without stretching or cutting wires. Ensure the radiused polygon male connector is securely connected to the vehicle’s wiring harness to avoid signal interruptions. It is recommended to use anti-seize compound on the threads to facilitate future removal.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable performance. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emissions regulations and supports the longevity of your Porsche’s engine management system.