Bulk Order Subaru OEM 2.5L EJ257B Short Block 2004-2021 STI

Description

Upgrade or replace your engine with the Subaru OEM 2.5L EJ257B short block, designed for 2004-2021 WRX STI models. This fully assembled short block is a reliable foundation for building or repairing your engine, offering OEM quality and durability straight from Subaru. It’s the perfect starting point for enthusiasts looking to build a hybrid engine or simply need a dependable replacement block.

This short block includes the block, crankshaft, pistons, and rods, all induction hardened for enhanced strength and longevity. Unlike earlier versions, it features the induction hardened crankshaft rather than the nitride type, ensuring improved performance and durability. It’s ready to bolt on your heads and accessories, making installation straightforward and efficient.

Ideal for Subaru WRX STI owners and engine builders, this short block supports various custom builds and repairs. Please note, if installed in a non-original application, no warranty is provided. Shop this premium OEM short block at Subimods and get your project moving with confidence.