Cusco Power Brace Rear Under Side

2002–2007 Subaru WRX / 2004–2007 STi 2.0L Turbo

Part #: 672 492 R

Overview

The Cusco Power Brace Rear Under Side is a high-performance chassis reinforcement component designed specifically for Subaru WRX and STi models from 2002 to 2007. Engineered to enhance the structural rigidity of your vehicle's chassis, this power brace helps minimize chassis flex during aggressive driving, especially in high cornering loads. Whether you're a spirited street driver or a track enthusiast, this component ensures your suspension geometry remains consistent, leading to improved handling, stability, and confidence behind the wheel.

By reducing chassis deformation, the Cusco Power Brace maintains optimal suspension alignment, which translates into more precise steering response and better overall vehicle control. Crafted with quality materials and precision engineering, it is an essential upgrade for those seeking to maximize their Subaru's performance and durability during demanding driving conditions.

Key Features

The Cusco Power Brace Rear Under Side offers a range of technical advantages that contribute to enhanced vehicle performance:

• Constructed from high-grade steel with a durable coating to resist corrosion and ensure long-lasting performance.
• Designed to reinforce the chassis at critical points, reducing flex and maintaining proper suspension geometry during high-stress maneuvers.
• Engineered with precision CAD development to ensure a perfect fit and seamless integration with factory mounting points.
• Improves handling response and stability, especially during aggressive cornering and spirited driving.
• Lightweight yet robust construction helps support increased driving loads without adding unnecessary weight.
• Manufactured by Cusco, a trusted name in motorsport and performance automotive parts, ensuring top-quality craftsmanship and reliability.

Construction & Design

The Cusco Power Brace Rear Under Side is meticulously designed using high-strength steel, TIG-welded for superior durability and precision. Its one-piece construction ensures a solid connection that effectively distributes loads across the chassis, preventing unwanted flex. The powder-coated finish provides excellent corrosion resistance, making it suitable for both street and track use. The compact, low-profile design integrates seamlessly with the vehicle's underbody, maintaining ground clearance and aesthetic appeal while delivering maximum reinforcement where it matters most.

Installation & Fitment

The Cusco Power Brace Rear Under Side is a bolt-on upgrade that requires no cutting or drilling. It mounts directly to existing factory points using the supplied hardware, making installation straightforward for those with basic mechanical skills. The process typically involves raising the vehicle, removing any necessary underbody panels, and securing the brace in place. No special tools or tuning are required, and the installation can usually be completed within a few hours.

• Designed specifically for 2002–2007 Subaru WRX and 2004–2007 Subaru STi models with 2.0L turbo engines.
• Uses factory mounting points for a secure and precise fit.
• No cutting, drilling, or tuning necessary.

What's Included

• Complete rear under side power brace
• All necessary mounting hardware and brackets
• Installation instructions

Ideal For

• Subaru WRX and STi owners seeking improved chassis rigidity
• Performance enthusiasts looking to enhance handling and cornering response
• Track day participants and spirited drivers demanding maximum chassis stability
• Street drivers wanting a reliable upgrade for better vehicle control