ACT Prolite Steel Flywheel (600240) | Subaru STI 2004-2021

The ACT Prolite Steel Flywheel provides STI owners with the quickest possible throttle response, making it a favored upgrade for performance-driven builds.

KEY FEATURES

• Lightest flywheel option for fast engine revving
• Forged steel construction for exceptional durability
• Precision-balanced for smooth high-RPM operation
• Compatible with OEM and ACT clutch systems
• Designed for aggressive street and motorsport use

VEHICLE FITMENT

• Subaru STI 2004–2021

ACT delivers dependable performance and durability for Subaru clutch and flywheel upgrades engineered to withstand demanding driving conditions.