Walker Products 350-34423 Oxygen Sensor 4-Wire Direct Fit Narrow-Band

The Walker Products 350-34423 is a direct-fit narrow-band oxygen sensor designed to meet or exceed OEM specifications for reliable engine performance and emissions monitoring. This sensor has been engineered as an OE manufacturer's replacement, manufactured for specific applications to provide the relevant diagnostic system feedback required by the ECU.

Key Specifications:

• 4-wire heated design for faster sensor activation
• M18 x 1.5 thread size for secure screw-in installation
• 18-inch overall cable length (430mm) for flexible routing
• Narrow-band technology for precise air-fuel ratio monitoring
• Square connector with blade terminals (female and male)
• Gas-permeable platinum electrode coating

Features and Benefits:

• Measures oxygen levels to fine-tune air-fuel mixture, improving fuel economy
• Monitors exhaust gases and reduces pollutants for a cleaner environment
• Coating prevents contamination and erosion of electrode surfaces by combustion residue
• Provides accurate readings to the vehicle's engine management system
• ISO9001/TS 16949 certified manufacturing quality
• Backed by 1-year limited warranty

A failed oxygen sensor can cause the engine to run poorly, increase fuel consumption, increase exhaust emissions, or illuminate the malfunction indicator light (MIL). This Walker Products sensor delivers OEM-quality fit, form, and function to restore proper engine operation and emissions control.