Walker 350-35080 Oxygen Sensor - Upstream or Upstream Right

Overview of Walker 350-35080 Oxygen Sensor

The Walker 350-35080 oxygen sensor is designed for precise emission control in select Audi, BMW, Porsche, and Volkswagen models. 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 Audi A3, A8 Quattro, Volkswagen Golf, Jetta, and Porsche Cayenne
• 54.65-inch wiring harness length with 5 wires of 20 gauge measurement
• Threaded mounting type with 18.0 mm thread diameter
• Radiused polygon male connector for secure electrical connection
• Overall length of 58.19 inches for proper installation

Detailed Product Features and Specifications

This Walker oxygen sensor (part number 350-35080) features a heated sensor element that allows it to reach operating temperature quickly, improving sensor accuracy and reducing emissions during cold starts. The sensor includes a 54.65-inch wiring harness with five 20-gauge wires, providing reliable electrical signals to the engine control unit. Its radiused polygon male connector ensures a secure and precise fit, minimizing the risk of connection issues. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in compatible exhaust systems.

Walker Products Aftermarket offers this sensor as part of their emission control sensor line, focusing on delivering components that meet or exceed OEM specifications. This product line emphasizes durability and fitment accuracy, making it suitable for specific vehicle applications.

Compatible Vehicles and Applications

This oxygen sensor is compatible with a range of vehicles, including:

• Audi models such as A3 and A8 Quattro
• BMW models including 325Ci, 325i, 545i, and 645Ci
• Porsche Cayenne
• Volkswagen models like Beetle, Bora, Golf, Jetta, Jetta City, Lupo, Passat, Sharan, and TT Quattro

Common Issues Addressed by Walker 350-35080 Oxygen Sensor

• Incorrect air-fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to sensor malfunction
• Engine performance issues such as rough idling or hesitation
• Failed emissions tests related to sensor degradation

Installation Notes and Tips

When installing the Walker 350-35080 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 18.0 mm threaded sensor to prevent damage. Verify the radiused polygon male connector aligns properly with the vehicle harness to ensure a secure connection. Follow manufacturer torque specifications to avoid sensor or exhaust system damage.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. The 350-35080 sensor undergoes rigorous testing to ensure durability and reliable performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, providing confidence in the sensor’s longevity and function.