JE Pro Seal Subaru EJ25 / EJ257 101.3mm Head Gasket 0.039in (1) For 2007-21 STI air ignition Switch & onboard MAP

ignition Switch & onboard MAP Sensor)

What separates this kit from the entry level kit

Identification:

Without a corresponding Software calibration to make use of the increased boost levels the system will simply bleed off excessive boost resulting in no performance benefits

JE Pro Seal Subaru EJ25 / EJ257 101.3mm Head Gasket 0.039in (1) For 2007-21 STI air ignition Switch & onboard MAPJE Pro Seal Subaru MLS head gaskets are manufactured from stainless steel material. The multi layer design is embossed and tempered for a long service life. The gaskets include a proprietary four step coating process after embossing which features a silicone coat for improved sealing properties. The Subaru 101. 3mm Head Gasket for the EJ25 EJ257 comes in a 0. 039in thickness and the gaskets are sold individually. (x2) are required per long block.