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JE Pistons

JE Pistons SUB STI EJ257 Block w/ EJ20 Head 99.5mm Bore CR 8.5 KIT Set of 4 Pistons

$899.99

SKU: J001 291059

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In Stock
Ships by Jul 30
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Description

99.5mm Pistons for Subaru EJ25 w/ EJ20 Heads. JE Pistons new FSR forgings for the 2004-2015 Subaru STI EJ257 engine with EJ20 heads are both strong and lightweight. The new FSR design has undergone extensive on-track testing to ensure flawless performance under the most demanding conditions. Specifically engineered for high horsepower Subaru engines. Dome and dishes feature smooth flowing radii for excellent flame travel. Pin fitting and Tru Arc locks included. JE Pro Seal Rings Included. Piston Profile Matches EJ20 Chamber Profile. No Cylinder Head Modifications Necessary.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 291059

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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