Tomei Head Gasket - Subaru EJ255 (06-08) WRX/EJ257 WRX STi (04+), 101.2mm bore / 1.5mm thick Mitsubishi giving it a shape that

giving it a shape that allows the hot air in the engine room

so even though it is a light car

Each valve assembly includes the necessary gasket

Full stainless steel hardware and a special cam gear hex bolt to drive the mechanical pump are included

What's more

Tomei Head Gasket - Subaru EJ255 (06-08) WRX/EJ257 WRX STi (04+), 101.2mm bore / 1.5mm thick Mitsubishi giving it a shape thatThe sealing performance has been improved considerably with the super grommet to suit these engines and has been proven to deliver excellent reliability. Stainless steel was chosen to be the material of choice to make the Metal Gaskets with because of the heat conductivity efficiency of the stainless steel material to evenly distribute the heat and aid with cooling. This will greatly improve reliability and reduce the chances of problems. The natural