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

This automotive fuel system component is expertly crafted to enhance performance and durability for high-demand applications. Crafted in the USA from 2618 aluminum, it boasts superior tensile strength. Engineered to optimize performance for specific engines, this component stands out with its innovative features.

Key Features:

• Forged in the USA using high-strength 2618 aluminum
• Designed for precise engine compatibility and performance enhancement
• Proprietary Forged Side Relief (FSR) forging design reduces friction and weight
• Skirt coating minimizes friction and wear, reducing noise
• Accumulator groove decreases combustion gas pressure, enhancing ring seal
• Includes premium wrist pins, locks, and JE Pro Seal piston rings
• Made entirely in the USA for quality assurance

This fuel system component is a superior choice for those seeking top-tier performance and lasting durability in their automotive applications.