Walker 350-35068 Oxygen Sensor - Upstream or Upstream Left

Overview of Walker 350-35068 Oxygen Sensor

The Walker 350-35068 oxygen sensor is designed specifically for select Audi, Porsche, and Volkswagen models, including the Audi A8 Quattro, Porsche Cayenne, Panamera, and Volkswagen Touareg. This heated oxygen sensor ensures accurate emissions control and optimal engine performance.

• Heated sensor type for faster response times
• Specific fit for Audi A8 Quattro, Porsche Cayenne, Panamera, and Volkswagen Touareg
• 59.57-inch wiring harness length for flexible installation
• 20 gauge wire with 5-wire quantity for reliable signal transmission
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 63.11 inches for proper fitment

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement emission control components engineered to meet or exceed OEM specifications. The line emphasizes precise fitment and durability, making it suitable for maintaining factory-level performance in vehicles such as the Audi A8 Quattro and Porsche Panamera.

Product Description and Attributes

The Walker 350-35068 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 5-wire design includes a 20 gauge wire gauge measurement, ensuring consistent and accurate data transmission to the vehicle’s engine control unit. The sensor’s wiring harness length of 59.57 inches and overall length of 63.11 inches provide ample reach for installation in the engine bay. Its radiused polygon male connector and threaded mounting type with an 18.0 mm thread diameter ensure a secure and precise fit in the exhaust system.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in Audi A8 Quattro, Porsche Cayenne, Panamera, and Volkswagen Touareg
• Helps resolve engine performance issues related to incorrect air-fuel mixture
• Reduces emissions by providing accurate oxygen level readings
• Prevents check engine light triggers caused by sensor malfunctions
• Improves fuel economy by enabling proper engine tuning

Installation Notes and Tips

When installing the Walker 350-35068 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. Verify the connector shape and gender match the vehicle’s harness before installation. Thread the sensor carefully to avoid cross-threading and tighten to manufacturer torque specifications. Testing the sensor after installation can confirm proper operation.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. The 350-35068 part number undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed with the product documentation or supplier.