Description
The CP Pistons EJ20 Engine pistons are engineered specifically for Subaru’s EJ20 engine platform, catering to high-performance builds and motorsport applications. Designed to optimize power output and reliability, these pistons are an essential upgrade for enthusiasts looking to push their engines to the limits.
- High-strength X-Forgings minimize friction while enhancing durability.
- Anti Detonation Grooves reduce contact and protect against detonation.
- Accumulator Groove improves ring seal by managing blow-by gases.
- Double Pin Oilers ensure optimal lubrication to wrist pins.
- Radius Domes maximize quench and reduce hot spots, promoting efficient combustion.
- Customizable cam and barrel profiles enhance performance characteristics based on specific applications.
These pistons are ideal for high-boost builds, road racing, and time attack scenarios, ensuring maximum performance under extreme conditions. Constructed from high-quality materials, they undergo stringent quality control and advanced 3D modeling, ensuring precise fitment and longevity.
For optimal performance, follow standard care practices for performance parts and consult with CP’s technical support for tailored recommendations.







