The Subaru WRX STI Clutch Kit - Action Clutch - Stage 3 (1MS) - ‘04-'21 is the essential upgrade for performance enthusiasts seeking enhanced durability and control. Engineered for the Subaru WRX STI models from 2004 to 2021, this clutch kit delivers outstanding performance, especially under challenging driving conditions.

Designed with high standards, this Stage 3 clutch kit features a heavy-duty single diaphragm pressure plate and reinforced drive straps. The Sprung MIBA Ceramic disc, available in either a 4 or 6 puck configuration, is crafted for vehicles equipped with low to mild horsepower. It ensures quicker engagement, even though you may notice some clutch chatter initially, which reduces after proper break-in. For those seeking an optimal blend of power and reliability, the Action Clutch Kit (1MS) provides maximum control while prioritizing safety with its proprietary fully enclosed spring retainers, preventing potential engine or transmission damage.

Features

• 170% increased holding capacity over the factory kit
• Designed for heavy-duty street use and occasional drag/road/drift racing
• High-strength ACT Monoloc included for additional security
• Expertly checked by engineers with over 60 years of combined experience

Finalize your decision with confidence knowing that the Action Clutch Kit is performance-tested to deliver consistent reliability. Whether you're racing on the track or driving on the street, this clutch kit ensures your Subaru WRX STI performs optimally. To discuss any questions or customization needs, feel free to contact us directly at 512-982-9393 in Austin, Texas or 562-981-6800 in Los Angeles, California. We offer installation and customization services at both locations. If you're considering purchasing multiple items, contact us for potential shipping discounts. Rest assured that we install on premises at both of our locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov