2012-2015 Honda Civic Si Thermal Intake Manifold Gasket Electronics each stud is centerless ground

each stud is centerless ground to make it as close to perfectly concentric as possible

This plug conversion is made necessary because FIC always chooses to provide brand new

This may cause friction between the battery and the intake system

the MFactory Dog Gear Sets

2012-2015 Honda Civic Si Thermal Intake Manifold Gasket Electronics each stud is centerless groundFITS: 9th Gen Honda Civic Si P2R Power Rev intake gaskets will help reduce intake air temps by removing the direct connection of the intake manifold to the cylinder head. By placing this thermal gasket in between the intake manifold and the cylinder head, you will help reduce the amount of heat soak the intake manifold normally absorbs from the cylinder head.