High-performance forged pistons designed for Subaru EJ20 / EJ207 turbocharged engines, developed for engine rebuilds, upgraded street cars, high-boost setups, and motorsport applications.
Available in popular Subaru market sizes, these pistons are suitable for both standard rebuilds and oversized cylinder builds, offering a practical solution for customers targeting reliable turbocharged performance.
Recommended Applications
– Turbocharged street builds
– EJ20 / EJ207 engine rebuilds
– High-boost performance setups
– Track and motorsport applications
– Subaru WRX / WRX STI projects
Compression Ratio Options
8.3:1
A practical option for customers looking for a lower-compression turbo setup with additional tuning margin under higher boost.
8.5:1
A proven and well-balanced choice for turbo builds that still want strong boosted performance with good drivability.
Key Features
– Precision CNC machined from forged blanks
– Designed for boosted Subaru EJ applications
– Strong piston structure for demanding load conditions
– Coated and non-coated options available
– Optional heavy-duty wrist pin upgrades
– Suitable for both rebuild and upgraded turbo projects
Optional Coating Solutions
– Phosphate coating
– Molybdenum skirt coating
– Ceramic thermal barrier coating
Matching Components
Matching forged connecting rods are also available for Subaru EJ20 / EJ25 builds. Material options include 4340 forged steel, 300M steel, aluminum alloy, and titanium alloy to suit different power goals and application needs.
Custom Support
Need a custom piston setup for your EJ20 / EJ207 build?
We also support custom solutions based on your project requirements, including special bore sizes, material selection, and complete rotating assembly packages.
Contact us for a tailored solution.
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