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Time Saver Act 04-20 Wrx Sti Mod Twin Xt Race Kit Sprung Hub Torque Cap 1120ft/lbs Not For Street Use Easy Returns [yHLnrMe2]

$73.99 $236.99 -69%

ACT 04-20 WRX STI Mod Twin XT Race Kit Elevate your Subaru WRX STI's performance with the ACT 04-20 WRX STI Mod Twin XT Race Kit. This kit is designed for aggressive launches and smoother shifting, perfect for high-powered AWD vehicles. It combines t

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Time Saver Act 04-20 Wrx Sti Mod Twin Xt Race Kit Sprung Hub Torque Cap 1120ft/lbs Not For Street Use Easy Returns [yHLnrMe2]

ACT 04-20 WRX STI Mod Twin XT Race Kit

Elevate your Subaru WRX STI's performance with the ACT 04-20 WRX STI Mod Twin XT Race Kit. This kit is designed for aggressive launches and smoother shifting, perfect for high-powered AWD vehicles. It combines twice the ceramic friction surfaces with an ultra-durable Mono-Drive sprung hub assembly, offering a completely modular design. The kit's advanced features are tailored to deliver optimal performance and durability.

Kit Specifications and Technical Details

The Mod-Twin 225 XT Sprung Race Kit is engineered to withstand the demands of high-performance driving. Each diaphragm spring undergoes a unique four-stage heat treating process, ensuring a consistent and light pedal feel. The puck-style Friction Plates, made with high-quality ceramic friction materials, provide a high friction coefficient, superior heat capacity, and extended clutch life. The kit also includes a CNC-machined and dynamically balanced flywheel, pressure plate cover, and other essential components. Below are some key features and benefits:

  • Increased Friction Surface Area: Twice the ceramic friction surfaces for aggressive launches and smoother shifting.
  • Ultra-Durable Mono-Drive Hub: Provides extended input shaft life and reduces driveline shock from torsional vibration.
  • Modular Design: Allows for easy installation and component replacement.

Practical Uses and Benefits

Whether you're a track enthusiast or a daily driver seeking to enhance your Subaru WRX STI's performance, the ACT 04-20 WRX STI Mod Twin XT Race Kit is a perfect fit. It is designed for models from 2004 to 2021, including various submodels such as Base, Limited, and Special Edition. The kit's benefits include:

  • Aggressive Launches: Achieve faster and more responsive starts.
  • Smooth Shifting: Experience improved gear changes and clutch engagement.
  • Longevity: Extend the life of your clutch and drivetrain components.

What Our Customers Say

January 29, 2026

Absolutely no complaints!

This has been a great addition to my setup.

- Alexandria F..

January 29, 2026

Absolutely no complaints!

The product is a marvel of modern design.

- Eva Martinez.

January 29, 2026

Absolutely no complaints!

The ease of use is a huge plus.

- Ralph Powell.

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