CP Piston & Ring Set for Subaru EJ20 WRX - Bore (92.5mm) - Size (+0.5mm) - Compression Ratio (8.5)

The CP Piston & Ring Set for Subaru EJ20 WRX is a high-performance engine component designed to enhance power and durability. Manufactured by CP Pistons, this set features pistons with a bore diameter of 92.5mm and a size increase of +0.5mm, optimized for increased compression ratio of 8.5. Constructed with precision engineering, these pistons and rings deliver reliable performance under demanding conditions, making them ideal for enthusiasts seeking improved engine efficiency and strength. The set ensures proper sealing and consistent combustion, contributing to overall engine longevity and performance gains.

This piston and ring set is compatible with Subaru EJ20 engines found in WRX models, suitable for use in various years and configurations where a bore of 92.5mm and a +0.5mm size upgrade are applicable. It serves as a direct replacement or upgrade for stock components, primarily intended for performance applications such as street driving, track use, or engine rebuilds. Installation involves standard procedures for piston and ring replacement, and the kit includes all necessary components for a complete upgrade. Designed for enthusiasts and professional mechanics, this set ensures a precise fit and reliable operation in Subaru EJ20-powered vehicles.