Oxygen Sensor for Acura Legend 91-95 / RL 96-04 4-Wire 22.4 in. Wire Length Planar Male Connector 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., Wire Length: 22.4 in.