1-Direct replacement 2-Correct Connector No cutting or splicing 3-Built and tested to quality control standards 4-Oxygen sensor is an electronic device that measures the proportion of oxygen in the gas or liquid being analyzed. It is positioned in the exhaust pipe and can detect the ratio of air and gasoline. 5.Part Number:234-9076 234-4358 36531-RRA-003 36352-RRA-004<br><br>For 2006-2011 Si Coupe 2-Door 2.0L 1998CC 122Cu. In. l4 GAS DOHC Naturally Aspirated For CSX 2010-2011 Base Sedan 4-Door 2.0L 1998CC 122Cu. In. l4 GAS DOHC Naturally Aspirated For CSX 2006-2010 Type-S Sedan 4-Door 2.0L 1998CC 122Cu. In. l4 GAS DOHC Naturally Aspirated Colour:As Shown Material:ABS+Metal<br><br>Package Contents: 2x Oxygen Sensor<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.