# Action Clutch 04-21 Subaru WRX STI 2.5L (EJ257) Turbo AWD Chromoly Lightweight Flywheel

Action Clutch Chromoly Lightweight Flywheels are the perfect upgrade for light to high tuned street and race vehicles. Our Chromoly Lightweight Flywheels stand up to extreme use and have increased durability through our heat treatment process. Action Clutch Chromoly Lightweight Flywheels have been tested up to 18,000 RPM, so they can truly last. You'll get low weight, superior engine response, and high thermal capacity—plus, it's resurfacable, giving it an even longer life span. You should note that noise, vibration and harshness (NVH) may be introduced due to the reduction of rotational mass.

This Part Fits:

Year

Make

Model

Submodel

2004-2014

Subaru

Impreza

WRX STI

2007-2009

Subaru

Legacy

GT spec.B

2015-2021

Subaru

WRX STI

Base

2015

Subaru

WRX STI

Launch Edition

2015-2021

Subaru

WRX STI

Limited

2019

Subaru

WRX STI

S209

2016

Subaru

WRX STI

Series.HyperBlue

2018

Subaru

WRX STI

Type RA

## Details

- **Price:** 492.56 CAD
- **Vendor:** Action Clutch
- **Type:** Flywheels

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 492.56 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/action-clutch-04-21-subaru-wrx-sti-2-5l-ej257-turbo-awd-chromoly-lightweight-flywheel)
> Updated: 2026-07-03