JE Pistons Subaru STI EJ257 99.5mm Bore Cr 9.5:1 Forged Piston Kit – Set of 4

Description

Upgrade your Subaru STI EJ257 engine with the JE Pistons 99.5mm bore forged piston kit, designed for high-performance and durability. Crafted from high tensile strength 2618 aluminum, these pistons are engineered for demanding racing applications, ensuring maximum power and reliability. Each piston is precisely machined in the USA to fit your engine perfectly and optimize performance across various racing and street scenarios. The kit includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings, providing a comprehensive solution for your engine upgrade.
JE Pistons are renowned for their innovative forging techniques and proven race track performance. The proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss by reducing skirt width and weight with a shorter wrist pin. An accumulator groove helps reduce pressure from combustion gases, decreasing ring fluttering and enhancing sealing for consistent power output. The skirt coating reduces friction and wear on piston skirts and cylinder walls, while also lowering operating noise, contributing to smoother engine operation.
These pistons are specifically tailored for each engine and application, ensuring optimized performance and durability. Built for high-demand performance applications, they provide the strength needed for racing, drifting, or spirited street driving. Made 100% in the USA, this piston kit guarantees quality and precision, with all necessary components included for a seamless upgrade. Equip your engine with the best forged pistons from JE Pistons to unlock its full potential and achieve victory in every race or performance run.

Features:

• Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss

• Accumulator groove helps reduce pressure from combustion gases, improving ring seal

• Skirt coating reduces friction, wear, and operating noise

• Forged in the USA from high-quality 2618 aluminum for high tensile strength

• Engineered specifically for each engine and application to optimize durability and performance

• Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings