Walker 350-35030 Oxygen Sensor - Upstream, Upstream Left or Upstream Right

Overview of Walker 350-35030 Oxygen Sensor

The Walker 350-35030 oxygen sensor is designed specifically for select BMW, Mercedes-Benz, and Mini models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.

• Heated sensor type for faster response times
• Specific fit for BMW 550i, 650i, 750i, 750Li, 760Li, M5, M6, X5 and Mercedes-Benz C300, C350e, CLS550, E300, G550, GLC300, GLC350e, ML450, SL450, SL550, SLC43 AMG, SLC300, SLK300, SLK350 models
• 25.12-inch wiring harness length with 5 wires of 20 gauge
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 28.66 inches for proper fitment

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing reliable emission control components tailored to specific vehicle applications. The line emphasizes precise fitment and quality construction to meet or exceed OEM standards, ensuring compatibility and durability for vehicles like BMW, Mercedes-Benz, and Mini.

Product Description and Attributes

The Walker 350-35030 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving emission readings and engine efficiency. The 25.12-inch wiring harness with 5 wires of 20 gauge ensures proper electrical connectivity and signal transmission. Its radiused polygon male connector provides a secure and stable connection to the vehicle’s wiring system. The sensor’s threaded mounting type with an 18.0 mm diameter allows for straightforward installation in the exhaust system. With an overall length of 28.66 inches, this sensor fits precisely in the designated location for the specified BMW, Mercedes-Benz, and Mini models.

Common Applications and Issues Addressed

• Helps maintain proper air-fuel ratio for efficient combustion
• Reduces harmful emissions by providing accurate oxygen level data
• Prevents engine performance issues such as rough idling or hesitation
• Resolves check engine light triggers related to oxygen sensor faults
• Supports fuel economy by optimizing engine control parameters

Installation Notes and Tips

• Ensure vehicle compatibility with the specific BMW, Mercedes-Benz, or Mini model before installation
• Use proper tools to avoid damaging the threaded mounting or connector
• Check wiring harness routing to prevent contact with hot exhaust components
• Verify connector engagement to avoid signal interruptions
• Follow vehicle manufacturer torque specifications for sensor installation

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. The 350-35030 part number undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed with the product documentation or supplier.