Fits select 2005-2025 Subaru models including WRX, Impreza WRX, Legacy GT, Forester XT, Outback XT, and Baja Turbo.

The ACT T2SS-S01 Mod-Twin 225 XT Sprung Street Kit is engineered for high-powered AWD street applications. This modular twin-disc system balances high torque capacity with smooth engagement and manageable pedal effort. By utilizing two organic friction surfaces and an ultra-durable Mono-Drive sprung hub, this kit minimizes driveline shock and protects the input shaft while handling significantly more power than a single-disc setup. The diaphragm spring undergoes a specialized four-stage heat-treating process to ensure a consistent feel and long-term durability.

This comprehensive kit features steel-backed organic friction plates for stable friction coefficients and excellent heat capacity. For maximum performance and reliability, the kit includes a CNC-machined, dynamically balanced flywheel and the patented Monoloc collar to ensure the release bearing stays securely in place.

• Manufacturer Part Number: T2SS-S01
• Series: Mod-Twin 225 XT Sprung Street
• Design: Modular twin-disc with Mono-Drive sprung hub
• Materials: Steel-backed organic friction plates and ceramic puck-style plates
• Components Included: CNC-machined flywheel, pressure plate cover, diaphragm spring, sprung Mono-Drive hub, floater, Monoloc collar, release bearing, alignment tool, and pilot bearing (where applicable)
• Serviceability: Fully rebuildable design with individual components available separately

Fits 2008-2015 Mitsubishi Lancer Evolution (GSR and Final Edition) equipped with 5-speed manual transmissions.

The ACT T2S-M05 Mod-Twin 225 XT Sprung Street Kit is engineered for high-performance AWD street applications, balancing massive torque capacity with manageable engagement. By utilizing a modular design with double the organic friction surface area and a Mono-Drive sprung hub, this kit handles up to 875 ft/lbs of torque while significantly reducing driveline shock and torsional vibration. Each diaphragm spring undergoes an exclusive four-stage heat-treating process to ensure a consistent, light pedal feel and long-term durability.

This fully rebuildable system features a CNC-machined, dynamically balanced flywheel and the patented Monoloc collar for secure release bearing attachment. The steel-backed friction plates provide a stable friction coefficient and excellent heat capacity, making it an ideal choice for high-horsepower Evolution X builds that require street-friendly drivability.

• Torque Capacity: 875 ft/lbs
• Clutch Series: Mod-Twin 225 XT
• Hub Style: Mono-Drive Sprung Hub
• Material: Organic friction surfaces with puck-style ceramic plates
• Manufacturer Part Number: T2S-M05
• Kit Includes: Flywheel, pressure plate cover, diaphragm spring, friction plates, sprung Mono-Drive hub assembly, floater, Monoloc collar, release bearing, and alignment tool.

Fits 2003-2006 Mitsubishi Lancer Evolution, MR, RS, and SE models (5-speed manual transmission only).

The ACT Mod-Twin 225 XT Sprung Street Kit (T2S-M01) is engineered for high-powered AWD street applications, balancing extreme torque capacity with refined engagement. By utilizing a modular design with dual steel-backed organic friction surfaces, this kit provides excellent heat capacity and a stable friction coefficient for long-term durability. The system features ACT's proprietary Mono-Drive sprung hub assembly, which significantly reduces driveline shock and protects the input shaft from torsional vibrations.

Every diaphragm spring undergoes an exclusive four-stage heat-treating process to ensure a consistent, light pedal feel throughout the life of the clutch. This kit is fully rebuildable, allowing for long-term serviceability of individual components.

• Torque Capacity: 875 ft/lbs
• Hub Style: Sprung Mono-Drive
• Friction Material: High-quality steel-backed organic
• Pressure Plate: XT (Xtreme) for increased clamp load
• Includes: CNC-machined dynamically balanced flywheel, pressure plate cover, diaphragm spring, friction plates, Mono-Drive hub, floater, patented Monoloc collar, release bearing, alignment tool, and pilot bearing (where applicable)
• Manufacturer Part Number: T2S-M01

Fits 2004-2021 Subaru Impreza WRX STI and WRX STI models.

The ACT T2R-S05 Mod-Twin 225 XT Sprung Race Kit is engineered for high-horsepower AWD applications requiring aggressive launches and rapid shifting. This modular twin-disc system doubles the ceramic friction surface area while utilizing an ultra-durable Mono-Drive sprung hub assembly to dampen torsional vibrations and protect your input shaft. Built for competition use, the Xtreme (XT) pressure plate features a diaphragm spring that undergoes a specialized four-stage heat-treating process for consistent pedal feel and long-term reliability.

This race-specific kit is fully rebuildable, allowing individual components to be serviced as needed. The puck-style ceramic friction plates provide a high friction coefficient and superior heat capacity to manage the 1120 ft/lbs torque rating. This kit is strictly for track use and is not recommended for street driven vehicles.

• Manufacturer Part Number: T2R-S05
• Torque Capacity: 1120 ft/lbs
• Design: Modular twin-disc with Mono-Drive sprung hub
• Friction Material: Puck-style ceramic
• Pressure Plate: Xtreme (XT) heavy-duty diaphragm
• Includes: Dynamically balanced flywheel, pressure plate cover, diaphragm spring, ceramic friction plates, sprung hub assembly, floater, patented Monoloc collar, release bearing, pilot bearing, and alignment tool

Fits select 2005-2025 Subaru WRX, Impreza WRX, Legacy GT, Outback XT, Forester XT, and Baja Turbo.

The ACT Mod-Twin 225 HD Sprung Street Kit is engineered specifically for high-powered AWD street applications. It balances high torque capacity with manageable pedal feel and smooth engagement by utilizing a modular design with double organic friction surfaces. The system features a durable Mono-Drive sprung hub assembly that reduces driveline shock and torsional vibration, protecting your transmission input shaft during aggressive driving.

• High Torque Capacity: Dual organic friction plates provide twice the surface area of a standard clutch, delivering superior heat capacity and stable friction coefficients for high-horsepower builds.
• Consistent Pedal Feel: Each diaphragm spring undergoes an exclusive four-stage heat-treating process to ensure a light, consistent pedal feel throughout the life of the clutch.
• Precision Engineering: Includes a CNC-machined and dynamically balanced flywheel for reduced vibration and improved throttle response.
• Modular Design: The Mod-Twin system is fully rebuildable, allowing for individual component replacement and long-term serviceability.

Kit Includes: Dynamically balanced flywheel, pressure plate cover, diaphragm spring, steel-backed organic friction plates, sprung Mono-Drive hub assembly, floater, patented Monoloc collar, release bearing, alignment tool, and pilot bearing (where applicable).

• Manufacturer Part Number: T1SS-S01
• Clutch Type: Mod-Twin 225
• Disc Style: Sprung Street (Organic)
• Pressure Plate: Heavy Duty (HD)

Fits 1989-1992 Nissan Skyline GT-R (R32).

The ACT T1SS-N06 Mod-Twin 225 HD Sprung Street Kit is engineered specifically for high-powered AWD street applications. This kit delivers massive torque capacity without sacrificing the pedal feel and engagement quality required for daily driving. By utilizing a modular design with twice the organic friction surfaces and an ultra-durable Mono-Drive sprung hub, the Mod-Twin system effectively manages high horsepower while protecting your transmission input shaft from torsional vibration and driveline shock.

Each diaphragm spring undergoes ACT's proprietary four-stage heat-treating process, ensuring a consistent, light pedal feel throughout the life of the clutch. The steel-backed friction plates are paired with high-quality organic materials to provide a stable friction coefficient and superior heat capacity. This entire assembly is fully rebuildable, with individual components available separately for long-term serviceability.

• Manufacturer Part Number: T1SS-N06
• Series: Mod-Twin 225 HD Sprung Street
• Hub Style: Mono-Drive Sprung Hub for reduced driveline shock
• Materials: Steel-backed organic friction plates for smooth engagement and high heat capacity
• Flywheel: CNC-machined and dynamically balanced flywheel included
• Special Features: Patented Monoloc Collar and four-stage heat-treated diaphragm spring
• Complete Kit: Includes pressure plate cover, diaphragm spring, friction plates, floater, release bearing, alignment tool, and pilot bearing (if required)

Fits select 2004-2021 Subaru Impreza WRX STI and WRX STI models.

The ACT T1S-S05 Mod-Twin HD Street Kit is engineered for high-performance AWD street applications, bridging the gap between extreme torque capacity and daily drivability. This kit utilizes a modular design that doubles the available organic friction surfaces, providing a 700 lb-ft torque capacity while maintaining a smooth engagement and consistent pedal feel. The heart of the system is the ultra-durable sprung Mono-Drive hub, which reduces driveline shock and protects the input shaft from torsional vibration.

Every diaphragm spring undergoes an exclusive four-stage heat-treating process to ensure long-term reliability and a predictable pedal effort. The steel-backed organic friction plates offer a stable friction coefficient and high heat capacity, essential for the demands of high-powered street cars. The kit includes a CNC-machined and dynamically balanced flywheel for smooth operation across the RPM range. The Mod-Twin series is fully rebuildable, allowing for long-term serviceability without replacing the entire assembly.

• Manufacturer Part Number: T1S-S05
• Torque Capacity: 700 lb-ft
• Sprung Mono-Drive hub assembly for vibration dampening
• Exclusive four-stage heat-treated diaphragm spring
• CNC-machined and dynamically balanced flywheel
• High-quality steel-backed organic friction plates
• Includes: Pressure plate cover, diaphragm spring, friction plates, Mono-Drive hub, floater, patented Monoloc collar, release bearing, alignment tool, and pilot bearing (if required)

Fits 2008-2015 Mitsubishi Lancer Evolution GSR and Final Edition (5-speed manual transmission only).

The ACT T1S-M05 Mod-Twin 225 HD Street Kit is engineered for high-output AWD street vehicles that demand extreme torque capacity without sacrificing drivability. This modular clutch system utilizes two organic friction surfaces to provide 700 ft/lbs of torque capacity while maintaining a consistent, light pedal feel. The heart of the system is the ultra-durable spring center Mono-Drive hub, which reduces driveline shock and torsional vibration to extend the life of your input shaft.

Construction features include steel-backed organic friction plates for stable heat capacity and a diaphragm spring that undergoes an exclusive four-stage heat treating process. This fully rebuildable kit includes everything needed for a complete installation on the Evo X 5-speed platform.

• Manufacturer Part Number: T1S-M05
• Torque Capacity: 700 ft/lbs
• Mono-Drive sprung hub assembly for reduced vibration
• CNC-machined and dynamically balanced flywheel
• High-quality organic friction materials for smooth engagement
• Patented Monoloc Collar for secure release bearing attachment
• Kit includes: Pressure plate, flywheel, friction plates, Mono-Drive hub, release bearing, alignment tool, and pilot bearing (where applicable)

Fits 2003-2006 Mitsubishi Lancer Evolution (Evolution, MR, RS, SE) equipped with 5-speed transmissions.

The ACT T1S-M01 Mod-Twin 225 HD Sprung Street Kit is engineered for high-output AWD street applications, providing a 700 ft/lbs torque capacity without compromising pedal feel or engagement quality. This modular system utilizes a dual organic friction surface design paired with an ultra-durable spring center Mono-Drive hub. By distributing torque through the Mono-Drive sprung assembly, this kit significantly reduces driveline shock and protects the input shaft from torsional vibrations.

Durability is ensured through an exclusive four-stage heat-treating process on the diaphragm spring, maintaining a consistent, light pedal feel even under heavy use. The steel-backed friction plates feature high-quality organic materials for stable friction coefficients and excellent heat capacity. This kit is fully rebuildable, and individual components can be serviced separately.

• Torque Capacity: 700 ft/lbs
• Hub Design: Sprung Mono-Drive
• Clutch Type: Modular Twin Disc
• Materials: Steel-backed organic friction plates
• Compatibility: 5-speed models only
• Manufacturer Part Number: T1S-M01

Kit Includes: CNC-machined dynamically balanced flywheel, pressure plate cover, diaphragm spring, Mono-Drive hub assembly, organic friction plates, floater, patented Monoloc collar, release bearing, alignment tool, and pilot bearing.

Fits select 1997-2015 Chevrolet Corvette, Chevrolet Camaro, Pontiac Firebird, and Pontiac GTO models.

The ACT T1S-G05 Twin Disc HD Street Kit provides twice the disc surface area compared to standard single-disc setups, delivering superior wear resistance and significantly higher heat capacity for high-performance street use. This kit features ACT’s proprietary Positive Lift Floater System, designed to eliminate floater rattle and ensure quiet operation while preventing post wear.

Built for durability, the Performance street rigid-hub discs utilize premium organic materials with a high copper content for optimized heat transfer. The steel-backed linings offer increased burst strength, and the chrome-moly hub is heat-treated for maximum longevity. Every diaphragm undergoes a specialized four-stage heat-treating process to maintain consistent pedal feel and engagement over time.

• Manufacturer Part Number: T1S-G05
• Positive Lift Floater System: Prevents rattle and provides equal disc disengagement
• Construction: CNC-machined and dynamically balanced flywheel
• Materials: High-copper organic friction surfaces with steel-backed linings
• Adjustability: Engineered to compensate for disc wear to maintain performance
• Included Hardware: Pressure plate, two discs, floater, flywheel, and alignment tool

Fits select 1997-2015 Chevrolet Corvette, Camaro, Trailblazer SS, and Pontiac GTO (V8 models).

The ACT T1S-G01 Twin Disc HD Street Kit offers double the disc surface area of a single-disc setup, providing significantly improved wear resistance and heat capacity for high-performance street applications. This kit features ACT’s proprietary Positive Lift Floater System, which ensures quiet operation by eliminating floater rattle and preventing post wear. Every diaphragm undergoes an exclusive four-stage heat-treating process for consistent pedal feel and long-term durability.

Designed for strength, the performance street rigid-hub discs utilize premium steel-backed organic linings with high copper content to optimize heat transfer and burst strength. The chrome-moly hub is heat-treated for maximum durability, while the CNC-machined flywheel is dynamically balanced to provide a smooth, trouble-free installation and vibration-free operation.

• Manufacturer Part Number: T1S-G01
• Dual-disc design for increased torque capacity and thermal stability
• Positive Lift Floater System for quiet, rattle-free operation
• Rigid-hub discs with steel-backed organic friction material
• Heat-treated chrome-moly hub and four-stage heat-treated diaphragms
• CNC-machined and dynamically balanced flywheel included

What's Included: Heavy-duty pressure plate, two rigid-hub street discs, floater plate, flywheel, and alignment tool. (Note: Some applications may include a pilot bearing and release bearing).

Fits 2008-2021 Dodge Challenger R/T, SRT8, Scat Pack, and SRT Hellcat.

The ACT T1S-D03 Twin Disc HD Street Clutch Kit provides more than double the friction surface area of a standard single-disc setup, delivering significantly higher heat capacity and extended service life for high-output street applications. This kit features ACT's proprietary Positive Lift Floater System, which eliminates floater rattle and prevents post wear for quiet, reliable operation. Every diaphragm undergoes an exclusive four-stage heat-treating process to ensure consistent pedal feel and long-term durability.

The performance street rigid-hub discs utilize premium organic friction materials infused with high copper content to optimize heat transfer. Steel-backed linings increase burst strength, while the heat-treated chrome-moly hub provides the structural integrity needed for aggressive use. This complete kit includes a CNC-machined, dynamically balanced flywheel to ensure a vibration-free installation and smooth engine response.

• Manufacturer Part Number: T1S-D03
• Design: Twin-disc with Positive Lift Floater System for quiet operation
• Disc Material: Premium copper-infused organic with steel backing
• Hub Construction: Heat-treated chrome-moly steel
• Flywheel: CNC-machined and dynamically balanced
• Adjustment: Built-in wear compensation for equal disc disengagement
• Includes: Pressure plate, two discs, floater, flywheel, and alignment tool

Fits select 2004-2021 Subaru Impreza WRX STI and WRX STI models.

The ACT T1R-S05 Mod-Twin 225 HD Sprung Race Kit is engineered specifically for high-powered AWD applications requiring aggressive launches and rapid shifting. This modular clutch system features two 225mm ceramic friction surfaces and an ultra-durable Mono-Drive sprung hub assembly designed to handle up to 895 ft/lbs of torque. Please note: This kit is designed for track and competition applications and is not for street use.

Each kit utilizes a diaphragm spring that undergoes a proprietary four-stage heat-treating process to ensure a consistent, light pedal feel without sacrificing clamping force. The puck-style ceramic friction plates offer a high friction coefficient and superior heat capacity for extended life under racing conditions. The Mono-Drive hub assembly helps protect the transmission by reducing driveline shock and torsional vibration. This system is fully rebuildable, with individual components available separately for long-term serviceability.

• Torque Capacity: 895 ft/lbs
• Series: Mod-Twin 225 HD Sprung Race
• Construction: Sprung Mono-Drive hub with ceramic puck-style friction plates
• Includes: CNC-machined balanced flywheel, pressure plate, diaphragm spring, ceramic friction plates, Mono-Drive hub, patented Monoloc collar, release bearing, alignment tool, and pilot bearing (if required)
• Manufacturer Part Number: T1R-S05

Fits 1997-2015 Chevrolet Corvette, Camaro SS/Z28, Trailblazer SS, and Pontiac GTO.

The ACT T1R-G01 Twin Disc HD Race Kit provides twice the friction surface area of a standard single-disc setup, delivering superior heat capacity and extended wear life for high-performance racing applications. This kit utilizes a proprietary Positive Lift Floater System, which ensures quiet operation by eliminating floater rattle and preventing post wear. To maintain consistent performance under extreme conditions, all diaphragms undergo an exclusive four-stage heat-treating process.

The 6-pad rigid race discs are engineered with high-quality ceramic friction materials and paired with a heat-treated chrome-moly hub for maximum durability. For smooth installation and vibration-free operation, ACT includes a CNC-machined, dynamically balanced flywheel. This system is designed for quick shifts and reliable service in demanding environments.

• Manufacturer Part Number: T1R-G01
• Disc Type: Twin 6-pad rigid ceramic race discs
• Hub Material: Heat-treated chrome-moly
• Floater System: Positive Lift design for quiet engagement
• Flywheel: CNC-machined and dynamically balanced
• Hardware Included: Pressure plate, two discs, floater, flywheel, and alignment tool