ACT Streetlite Flywheel

Fitment: Subaru WRX STI (04-21)

Part #: 600235

Overview

The ACT XACT Streetlite Flywheel is a high-performance upgrade designed specifically for Subaru WRX STI models from 2004 to 2021. This lightweight flywheel replaces the stock component to enhance engine response and acceleration, making it an ideal choice for street enthusiasts and drag racers alike. Crafted from durable materials with carefully distributed mass, the Streetlite flywheel offers a perfect balance of strength, heat tolerance, and rigidity. Its reduced inertia allows for quicker throttle response and smoother power delivery, contributing to a more engaging driving experience. Additionally, the flywheel is designed to withstand the rigors of daily driving and spirited performance, ensuring long-lasting reliability without sacrificing durability.

Key Features

The ACT Streetlite Flywheel combines innovative design with practical benefits to improve your vehicle’s performance and drivability. Key features include:

• Constructed from high-quality, properly distributed materials for maximum strength and durability
• Significantly lighter than stock, reducing rotational inertia for quicker engine response
• Designed to support heat tolerance and rigidity during aggressive driving
• Serviceable and can be resurfaced without requiring additional parts
• Ideal for street use and drag racing applications
• Engineered to improve throttle response and acceleration
• Compatible with stock or upgraded clutch systems for seamless installation

Construction & Design

The ACT Streetlite Flywheel features a precision-machined surface and a lightweight, high-strength core designed to optimize performance without compromising structural integrity. Its carefully engineered weight reduction helps improve engine responsiveness while maintaining the durability needed for daily driving and racing conditions.

Driving Feel & Feedback

This flywheel enhances the vehicle’s response characteristics, providing a more immediate and engaging throttle feel. Drivers will notice quicker acceleration and a more connected driving experience, especially during spirited driving or racing scenarios.

Installation & Fitment

Installation requires standard mechanical procedures for replacing the stock flywheel. Proper resurfacing of the flywheel surface is recommended to ensure optimal clutch engagement and longevity. Fitment should be verified against the vehicle’s specifications and the part number provided.

What’s Included

The package includes the ACT Streetlite Flywheel designed specifically for Subaru WRX STI models, ready for installation with compatible clutch components.