Description: This product is a brand new set of knocksensor for Honda, and its manufacturerpart number is 30530PNA003.It is used to direct the ECM to advance timing for optimalperformance or measure vibrations caused by pre-ignition and then signal the ECM toretard timing. Please check the part number with your local deal before placingorder. Features: -100% Brand new and high quality. -To direct the ECM to advance timing for optimal performance. -Measuring vibrations caused bypre-ignition and then signal the ECM to retard timing. Specifications: Type: Knock Sensor Material: Plastic and Metal Manufacturer PartNumber: 30530PNA003 PackageWeight: 51g Fitment: For Acura RDX (2012-2007) ForAcuraRSX (2006-2002) For Acura TSX (2008-2004) For Honda Accord(2007-2003) For Honda Civic(2005-2002) For Honda CR-V(2009-2002) For Honda Element(2011-2003) Package Included: 1 x KnockSensor Note: Please check its part / model number with your local deal orGoogle it on the forum.