Walker 350-34390 Oxygen Sensor - Downstream

Overview of Walker 350-34390 Oxygen Sensor

The Walker 350-34390 oxygen sensor is designed specifically for select Hyundai and Kia models, including the Forte, Forte5, Forte Koup, Magentis, Optima, Rondo, Sportage, and Tucson. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated oxygen sensor with 4-wire configuration for precise readings
• Specific fit for Hyundai and Kia vehicles listed
• Threaded mounting type with 18.0 mm thread diameter
• 20.2-inch wiring harness length with radiused polygon male connector
• Wire gauge measurement of 20 for reliable electrical conductivity
• Overall length of 23.74 inches for proper installation depth

Detailed Product Description

This Walker Products Aftermarket oxygen sensor (part number 350-34390) is engineered to meet the exact specifications of your vehicle’s emission system. Featuring a heated sensor type, it quickly reaches operating temperature to provide accurate oxygen level readings, which are critical for maintaining fuel efficiency and reducing harmful emissions. The sensor’s 4-wire design includes a radiused polygon male connector, ensuring a secure and precise electrical connection. With a wiring harness length of 20.2 inches and an overall length of 23.74 inches, this sensor fits seamlessly into the exhaust system of compatible Hyundai and Kia models.

The threaded mounting type with an 18.0 mm diameter allows for straightforward installation and a secure fit, minimizing the risk of exhaust leaks. The 20-gauge wire measurement supports consistent signal transmission, contributing to reliable sensor performance over time.

Walker Products Aftermarket Line

The Walker Products Aftermarket line focuses on providing replacement emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, offering a direct fit and function for specific Hyundai and Kia vehicles. The product line emphasizes durability and precision, supporting proper engine management and emissions compliance.

Common Applications and Issues Addressed

• Restores accurate air-fuel mixture readings for improved engine performance
• Helps resolve check engine light triggers related to oxygen sensor faults
• Reduces excessive emissions caused by faulty or aging sensors
• Prevents poor fuel economy linked to incorrect oxygen sensor data
• Eliminates rough idling or engine hesitation due to sensor malfunction

Installation Notes and Tips

• Ensure vehicle compatibility with Hyundai Forte, Forte5, Forte Koup, Magentis, Optima, Rondo, Sportage, or Tucson models before installation
• Use proper tools to avoid damaging the 18.0 mm threaded sensor mount
• Verify the 4-wire connector matches the vehicle’s wiring harness with the radiused polygon male connector
• Handle the sensor carefully to avoid contamination of the sensing element
• Follow manufacturer torque specifications to secure the sensor properly

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. The 350-34390 oxygen sensor undergoes rigorous testing to confirm fitment and function for the specified Hyundai and Kia models. Warranty coverage details should be confirmed with the product documentation or supplier.