set2: 1 x O2 Oxygen Sensor and 1 x knock sensorCondition:NewType:Knock(Detonation)SensorManufacturer Part Number:30530-PNA-003 product with premium quality,Perfect match for the original car.Easy installation.Stable performance,high reliability.Item: Oxygen SensorPart : 36531-RAA-A01Fits the following models:for (2012-2007)for RSX(2006-2002)for TSX(2008-2004)for Accord(2007-2003)for (2005-2002)for CR-V(2009-2002)for elements(2011-2003)Material:Metal and plastic/metalcolour:Blue and black/silverPackage Contents:1 x O2 Oxygen Sensor1 x knock sensorOnly the above package content, other products are not included.Note: Light 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.