JE Forged Pistons 02+ Subaru WRX/STI EJ20/EJ25

JE-SRP
2618 T6 high tensile forged aluminum

Dome and dishes feature smooth flowing radii for excellent flame travel.

1.2 x 1.2 x 2.5mm ring widths.

.905 x 2.500 straight wall carbon steel wrist pin provided.

Pin fitting and wire locks included

Rings Now Included

JE designs are specifically engineered for extreme applications up to, and including, professional competition. In this environment, the higher compression ratios, highest boost or heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy.

NOTE: FSR PISTONS REQUIRE THE USE OF AFTERMARKET RODS. OEM RODS REQUIRE MODIFICATION TO CLEAR THE UNDERCROWN.