Walker 250-25113 Oxygen Sensor - Upstream, Upstream Left or Upstream Right

Overview of Walker Products OE Oxygen Sensor 250-25113

The Walker Products OE Oxygen Sensor 250-25113 is designed specifically for select Audi and Volkswagen models, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector for secure installation.

• Heated oxygen sensor for accurate emissions monitoring
• Specific fit for Audi and Volkswagen vehicles including A4, A5, Q5, and more
• 18.7-inch wiring harness length with 5 wires of 20 gauge measurement
• Threaded mounting with 18.0 mm thread diameter for reliable attachment
• Radiused polygon male connector for secure electrical connection
• Overall length of 22.63 inches for proper fitment

Detailed Product Features and Specifications

This oxygen sensor from Walker Products OE is engineered with a heated sensor element to provide faster response times and improved fuel efficiency. The 5-wire configuration supports advanced sensor functionality, while the 20 gauge wire ensures durability and signal integrity. The 18.7-inch wiring harness length offers flexibility during installation, and the radiused polygon male connector is designed to match factory specifications for a precise fit. The threaded mounting type with an 18.0 mm diameter thread allows for straightforward replacement on compatible vehicles.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory standards. This oxygen sensor 250-25113 is part of that line, providing a direct replacement solution for emission control sensors on Audi and Volkswagen models. The OE line emphasizes fit, form, and function to maintain vehicle performance and emissions compliance.

Compatible Vehicles and Common Applications

• Compatible with Audi A4, A4 allroad, A4 Quattro, A5 Quattro, A5 Sportback, A8 Quattro, RS5, RS7, S6, S7, and S8
• Fits Volkswagen Beetle, Jetta, Passat, Q5, and Q7 models
• Used to monitor and regulate oxygen levels in the exhaust system
• Helps address issues such as poor fuel economy, rough idling, and failed emissions tests
• Essential for maintaining proper engine management and reducing harmful emissions

Installation Notes and Tips

When installing the Walker Products OE oxygen sensor 250-25113, ensure the vehicle is cool to avoid burns. Use the correct tools to remove the old sensor and avoid damaging the wiring harness. Verify the connector shape and gender match the factory harness before installation. Thread the sensor carefully to prevent cross-threading and torque to manufacturer specifications for a secure fit.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. This part number 250-25113 undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed with the supplier or manufacturer to ensure protection against defects.