Oxygen Sensor for Honda Element 03-10 4-Wire Upstream FREE 1-year UNLIMITED mileage warranty coverage on Evan-Fischer items purchased thru AUTO PARTS GIANT Store A high quality, Direct Fit OE Replacement Oxygen Sensor from Evan-Fischer 4-wire, Threaded-in, Thread Size: M18-1.5, Connector Gender: Male, Hex Size: 7/8 in. Air/Fuel sensor