Cometic MLX cylinder head gasket for 2004–2006 Subaru EJ25 series (101mm bore, .060" thickness) employs an integrated "stopper" layer to improve combustion chamber sealing. The MLX construction helps deliver increased clamp load consistency around the cylinder while avoiding additional bore distortion, tailored to the EJ25 engine family in the stated years and bore size.
Cometic 04-06 Subaru EJ25D/EJ251/EJ252/EJ253/EJ255/EJ257 101mm .060 inch MLX-Cylinder Head Gasket