PERRIN PSP-SUS-126 Front Sway Bar 26 mm for 2015-21 Subaru WRX STI

Vehicle Fitment

• 2015-2021 Subaru WRX STI (2.5 L Turbo, AWD)

Features

• 26 mm front sway bar designed to improve handling and reduce body roll.
• Adjustable end-link mounting holes allow tuning of roll stiffness and handling balance.
• High-strength steel tubing for durability and lightweight performance upgrade.
• Polyurethane bushings (included) provide firm support and reduce unwanted flex.
• Black powder-coated finish for corrosion resistance and long-term durability.
• Direct bolt-in design using factory mounting points - no cutting or welding required.
• Enhances front-end stability during aggressive cornering, track use or modified builds.
• Includes all mounting hardware: brackets, bushings, end-links and instructions.

Specifications

• Sway bar diameter: 26 mm.
• Material: high-strength steel tubing.
• Finish: Black powder coat.
• Adjustability: Two end-link holes (front and rear) to set increased or moderate stiffness.
• Bushing material: polyurethane.
• Fitment: front axle only.

Included Components

• 1x Front sway bar (26 mm) - PERRIN PSP-SUS-126
• 2x Polyurethane bushings
• 2x Brackets for mounting to chassis
• 2x Adjustable end-links
• Installation hardware: bolts, nuts, washers
• Installation instructions

Product Description

The PERRIN PSP-SUS-126 Front Sway Bar is designed specifically for the 2015-2021 Subaru WRX STI to significantly improve front-end handling dynamics. With a 26 mm diameter and adjustable end-link positions, this sway bar helps reduce body roll, increase cornering precision and deliver a firmer, more connected driving feel - especially beneficial in tuned, track or performance street applications.

Installation is straightforward: remove the factory front sway bar, mount the PERRIN bar using the supplied brackets and bushings, install the adjustable end-links, and torque to specification. This upgrade brings sharper response through the front end, improved balance and stability in high-load cornering, making it an ideal choice for STR-driven enthusiasts and those upgrading for improved performance.