Walker 350-35100 Oxygen Sensor - Upstream, Upstream Left or Upstream Right

Overview of Walker 350-35100 Oxygen Sensor

The Walker 350-35100 oxygen sensor is designed specifically for select Audi, Porsche, and Volkswagen 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 Audi, Porsche, and Volkswagen vehicles
• 24.21-inch wiring harness length for proper installation
• 20 gauge wire measurement with 5 wires for reliable signal transmission
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 27.55 inches for compatibility with OEM specifications

Detailed Product Description

This Walker Products Aftermarket oxygen sensor (part number 350-35100) is engineered to meet the exact specifications required by various Audi, Porsche, and Volkswagen models, including the 718 Boxster, 718 Cayman, A3, A3 Quattro, A8 Quattro, Atlas, Atlas Cross Sport, Beetle, Golf R, GTI, Jetta, Passat, RS7, S3, S6, S7, S8, Teramont, Tiguan, TT Quattro, and TTS Quattro. The heated sensor design allows the unit to reach operating temperature quickly, improving emissions control and fuel efficiency. The 5-wire configuration and 20 gauge wiring ensure consistent and accurate sensor signals, while the radiused polygon male connector provides a secure and precise fit. The threaded mounting type with an 18.0 mm diameter matches OEM installation requirements, facilitating straightforward replacement.

The Walker Products Aftermarket line focuses on delivering reliable emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, offering a direct-fit solution that supports proper engine management and emissions compliance for the specified vehicle models.

Common Applications and Issues Addressed

• Helps resolve poor fuel economy caused by inaccurate oxygen sensor readings
• Addresses rough idling or engine hesitation related to faulty sensors
• Reduces emissions by ensuring proper air-fuel mixture monitoring
• Prevents check engine light triggers related to oxygen sensor faults
• Supports smooth engine performance and drivability

Installation Notes and Tips

• Ensure the vehicle is cool before sensor removal to avoid burns
• Use appropriate oxygen sensor socket or wrench for removal and installation
• Verify connector type matches the vehicle harness before installation
• Do not over-tighten the sensor; follow torque specifications for 18.0 mm threaded mounting
• Inspect wiring harness for damage and secure connections to prevent signal loss

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable performance. While specific warranty details for part number 350-35100 may vary, Walker typically offers coverage against defects in materials and workmanship. Refer to product documentation or manufacturer resources for exact warranty terms.