Package Include: 2 piece Length: Length of Sensor 1:380mm Length of Sensor 2:370mm OE: 250-54113, 234-9050, 25054113, 2349050, 8946704010, 8946707020, 8946733130 250-24360 Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? A: .
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