Description
Elevate your Subaru WRX engine performance with the Manley Performance Platinum Series piston set designed specifically for models from 2002 to 2005. Crafted from high-strength 2618 alloy forgings, these pistons deliver exceptional durability and power. The polished cam and barrel skirt profiles optimize power output while ensuring gentle contact with cylinder walls for longevity. Each piston features precise ring lands and grooves, enhancing seal integrity and promoting maximum compression for improved engine efficiency. Equipped with premium chrome moly wrist pins, the set guarantees reliable operation under demanding conditions, with select versions offering upgraded 9310 or Turbo Tuff/DLC alloys for added resilience. Manley’s innovative fixturing process allows for efficient skirt turning and ring groove machining in a single step, maintaining perfect ring-to-skirt squareness for optimal performance. These pistons are designed to meet the needs of professional engine builders and tuners seeking superior strength, consistent performance, and reliable durability for high-performance Subaru applications. Please note, these pistons are not carb approved and require acknowledgment of Prop 65 compliance before installation. Whether building a stock rebuild or a performance upgrade, the Manley Platinum Series pistons are engineered to provide the power and reliability expected by serious automotive enthusiasts.
Features:
- 2618 alloy forgings for superior strength and durability
- Chrome moly wrist pins included, with optional upgraded alloys available
- Exacting ring lands and grooves for enhanced seal and power
- Cam and barrel (skirt) profiles designed for increased power output
- Unique fixturing allows for efficient skirt turning and ring groove machining in a single operation
Fitment:
Subaru Impreza WRX 2002
Subaru Impreza WRX 2003
Subaru Impreza WRX 2004
Subaru Impreza WRX 2005






















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