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2pcs Upstream&Downstream Fits 2000-2003 Ford F-150 4.2L 5.4L O2 Oxygen Sensor

2PCS Upstream&Downstream O2 Oxygen Sensor For Ford F-150 4.2L 4.6L 5.4L 234-4127

2pcs Upstream & Downstream for 2003-2004 Ford E-150 4.6L 5.4L O2 Oxygen Sensor

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234-4127 Upstream/ Downstream Oxygen O2 Sensor for Ford F-150 E-250 4.6L 5.4L