Walker Products 350-34506 Oxygen Sensor 4-Wire Direct Fit Narrow-Band

The Walker Products 350-34506 is a premium direct-fit oxygen sensor engineered to meet or exceed OEM specifications for reliable performance and long-lasting durability. This 4-wire narrow-band O2 sensor measures oxygen levels in the exhaust stream to provide critical feedback to your vehicle's engine control unit (ECU), enabling precise air-fuel mixture adjustments for optimal combustion efficiency.

Key Features:

• Direct-fit design with OE connector for easy, plug-and-play installation
• 4-wire narrow-band configuration for accurate oxygen detection
• Platinum electrode construction with gas-permeable layer for precise readings
• Protective coating prevents contamination and erosion from exhaust particulates
• Laser-welded body and shield for enhanced durability
• High-temperature sleeving protects wiring in extreme conditions
• 100% performance tested to ensure reliable operation

Performance Benefits:

• Improves fuel economy by optimizing air-fuel ratios
• Reduces harmful exhaust emissions for cleaner operation
• Monitors exhaust gases to maintain combustion efficiency
• Helps prevent check engine light illumination due to sensor failure

Walker Products has been a trusted manufacturer of fuel system components and engine management sensors since 1946. Each oxygen sensor is manufactured for specific vehicle applications and provides the exact diagnostic feedback required by your ECU. Engineered and assembled in the USA with ISO9001/TS 16949 certification, this sensor delivers exact OE fit, form, and function you can trust.