Seller notes

Features & Specifications: Dual Insulated Protective Cover Prevents premature zirconium sensor wear Laser welded sensor body to keep out contaminants Heavy duty heater contacts (on three or four wire heated models) Internal Ceramic Insulation for optimal sensor performance. Sealed wire leads prevent moisture interference with electronic signal Q&A: Q: How do I know the O2 sensor is good or not ? A: The only way to know if the O2 sensor is functioning normally is to check its responsiveness to ch...

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