Walker 350-34215 Oxygen Sensor - Downstream, Downstream Left or Downstream Right

Overview of Walker 350-34215 Oxygen Sensor

The Walker 350-34215 oxygen sensor is designed specifically for select BMW and Mercedes-Benz models, providing precise emissions control and engine performance monitoring. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector for secure installation.

• Heated oxygen sensor with 4 wires for accurate signal transmission
• Specific fit for BMW 323i, 525i, 525xi, 530i, 530xi, 550i, 650Ci, 650i, 750i, 750Li, 760Li and Mercedes-Benz CLK55 AMG, CLK320, CLK430, M3, X5, X6 models
• Thread diameter of 18.0 mm with threaded mounting for reliable attachment
• Connector features a radiused polygon shape with male gender for proper connection
• Wiring harness length of 14.29 inches and overall length of 17.83 inches
• Wire gauge measurement of 22 for durability and signal integrity

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 reliable performance, ensuring compatibility with specific vehicle makes and models such as BMW and Mercedes-Benz.

Product Description and Specifications

The Walker 350-34215 oxygen sensor is a heated sensor designed to monitor oxygen levels in the exhaust gases, helping the engine control module optimize fuel mixture and reduce emissions. It features a 4-wire design with a 22-gauge wire measurement, ensuring accurate and stable signal transmission. The sensor’s wiring harness length is 14.29 inches, with an overall length of 17.83 inches, allowing for proper routing and installation in the engine bay. The threaded mounting type with an 18.0 mm thread diameter provides a secure fit, while the radiused polygon male connector ensures a proper electrical connection.

Compatible Vehicles and Applications

• BMW 323i, 525i, 525xi, 530i, 530xi, 550i, 650Ci, 650i, 750i, 750Li, 760Li
• Mercedes-Benz CLK55 AMG, CLK320, CLK430, M3, X5, X6
• Designed for emission control and engine management systems
• Helps maintain optimal air-fuel ratio and reduce harmful emissions

Installation Notes and Tips

• Ensure the vehicle is cool before installation to avoid burns
• Use proper tools to remove the old sensor and install the threaded sensor securely
• Verify connector compatibility with the vehicle’s wiring harness (radiused polygon male connector)
• Check for any exhaust leaks after installation to maintain sensor accuracy
• Follow vehicle manufacturer torque specifications for sensor installation

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards for durability and performance. While specific warranty details for part number 350-34215 are not provided here, Walker typically offers coverage against defects in materials and workmanship. It is recommended to consult product documentation or the supplier for exact warranty terms.