SKU: jep325251 JE Pistons Subaru STI Engine Kit - 100mm 0.25 Oversize Bore, CR 9.5, EJ257 Block & EJ20 Head Integra

JE Pistons is the leader in forged racing pistons. With 70-plus years of experience, in-house forging, and industry-leading technology, JE Pistons are designed to perform at the top levels of all forms of motorsports.

Elevate your Subaru STI's performance to unprecedented levels with the JE Pistons Engine Kit. This kit includes four high-performance pistons with a 100mm 0.25 oversize bore, delivering a compression ratio of 9.5. Meticulously crafted for seamless integration with your EJ257 block and EJ20 head, this upgrade ensures precision and power. Unleash the full potential of your Subaru STI engine with confidence – JE Pistons, where precision meets peak performance.