Perrin Front Strut Tower Brace Carbon Fiber w/ Billet Feet 2008-2021 WRX / 2008-2021 STI

Perrin Front Strut Tower Brace Carbon Fiber w/ Billet Feet 2008-2021 WRX / 2008-2021 STI | Carbon Fiber Construction | Chassis Reinforcement

Overview

The Perrin Front Strut Tower Brace is a precision-engineered chassis reinforcement designed specifically for the 2008-2021 Subaru WRX and WRX STI models. This brace eliminates unwanted flex in the front strut towers, improving overall chassis rigidity and enhancing steering response during aggressive driving and cornering. It is an ideal upgrade for enthusiasts seeking sharper handling and reduced understeer without compromising the factory engine bay aesthetics.

Crafted from a hollow bar of 100% diagonal woven carbon fiber, this strut tower brace is lighter, stronger, and stiffer than traditional aluminum alternatives. The billet aluminum mounting feet are machined to exacting tolerances and anodized black for durability and a clean, OEM+ appearance. Perrin’s design philosophy focuses on combining functional performance gains with high-quality materials and fitment that integrates seamlessly with Subaru’s factory components.

By transferring load between the left and right strut towers through tension and compression, the brace reduces metal fatigue and uneven tire wear, common issues in high-stress driving scenarios. This product is compatible with OEM and Perrin top mount intercoolers for the specified WRX and STI years, ensuring broad fitment for Subaru owners looking to improve chassis dynamics while maintaining reliability and style.

Features & Specifications

This Perrin Front Strut Tower Brace is engineered for 2008-2021 Subaru WRX and WRX STI models and features a hollow carbon fiber bar with billet aluminum mounting feet. Constructed from high-grade carbon fiber and machined aluminum, it delivers superior chassis stiffness and weight savings for Subaru enthusiasts seeking enhanced handling precision and durability.

• Brand: Perrin Performance
• Product: Front Strut Tower Brace Carbon Fiber w/ Billet Feet
• Part Number: PSP-SUS-071CF
• Fitment: 2008-2021 Subaru WRX / 2008-2021 Subaru WRX STI
• Material: Carbon Fiber (brace), Billet Aluminum (feet)
• Finish: Carbon fiber weave, Black anodized aluminum
• Construction: Rolled carbon fiber hollow bar, CNC machined feet
• Origin: Not specified

Key Benefits

• Chassis Rigidity: Significantly reduces front strut tower flex for improved structural integrity.
• Handling Precision: Enhances steering response and reduces understeer during high-load cornering.
• Weight Savings: Carbon fiber construction offers a lighter alternative to aluminum braces without sacrificing strength.
• Durability: Billet aluminum feet provide secure mounting and resist corrosion with anodized finish.
• Fitment: Designed to work seamlessly with OEM and Perrin top mount intercoolers for broad compatibility.
• Aesthetics: Carbon fiber weave and black anodized hardware add a refined, OEM+ look to the engine bay.

What's Included

• 1× Perrin Front Strut Tower Brace Carbon Fiber w/ Billet Feet
• 1× Left Strut Mounting Foot (Billet Aluminum)
• 1× Right Strut Mounting Foot (Billet Aluminum)
• 1× Perrin License Plate Frame
• All necessary mounting hardware (anodized black bolts)
• Installation instructions

Installation & Compatibility

Installation of the Perrin Front Strut Tower Brace is straightforward for enthusiasts with basic mechanical skills and common hand tools. The brace bolts directly to the factory strut towers using included hardware, requiring no welding or permanent modifications. It is compatible with OEM top mount intercoolers as well as Perrin’s own top mount intercoolers for the 2008-2021 WRX and STI. Fitment with other aftermarket intercoolers may vary, so verification is recommended before purchase.

• Professional Installation: Recommended for best results but DIY-friendly with mechanical experience
• Modifications Required: None for compatible intercoolers; verify if using other aftermarket parts
• Verify Compatibility: Confirm fitment for your specific year and intercooler setup

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