ACT Heavy Duty Sprung 4 Puck Disc Clutch Kit (SB10-HDG4) | Subaru STI 2004-2021

The ACT Heavy Duty Sprung 4 Puck Clutch Kit enhances torque support and engagement control for modified STI setups.

KEY FEATURES

• Sprung 4-puck disc delivers aggressive yet cushioned engagement
• Heavy duty pressure plate increases holding capacity
• High-friction pucks resist heat under extreme use
• Excellent for spirited driving and track days
• Designed for EJ-powered performance builds

VEHICLE FITMENT

• Subaru STI 2004–2021

ACT provides high-performance clutch and flywheel solutions engineered for reliable, repeatable results under demanding driving conditions.