Cusco Strut Brace Type-OS Rear

2011–2025 Subaru Forester (SF5/SG9/SG5) 2.0L / 2.5L

Part #: 658 541 A

Overview

The Cusco Strut Brace Type-OS Rear is a high-performance chassis reinforcement component designed specifically for Subaru Forester models from 2011 to 2025. Engineered to enhance your vehicle's handling and stability, this rear strut bar helps reduce chassis flex during spirited driving, cornering, and off-road adventures. Whether you're a daily driver seeking improved ride quality or a performance enthusiast pushing your Subaru to its limits, this strut brace provides a significant upgrade to your vehicle's structural integrity.

Constructed with lightweight aluminum and precision-engineered brackets, the Cusco Type-OS Rear Strut Brace offers a perfect balance between strength and weight savings. Its stylish oval cross-section not only contributes to its durability but also adds a sleek aesthetic to your engine bay. Easy to install with a mostly bolt-on process, it requires no cutting or drilling, making it an ideal upgrade for enthusiasts looking for a straightforward, effective enhancement.

Key Features

The Cusco Strut Brace Type-OS Rear incorporates several advanced features that deliver both performance and durability:

• Constructed from lightweight yet strong aluminum with an oval shaft cross-section, optimizing strength-to-weight ratio.
• Designed with internal and external engineering to provide a perfect balance of rigidity and lightness, reducing chassis flex during aggressive driving.
• Steel end plate brackets, painted in Cusco's signature blue, ensure a flawless fitment tailored to Subaru Forester models from 2011 to 2025.
• Available in three different center bar shapes, each set specifically for the application to maximize fitment and performance.
• Easy bolt-on installation process that typically requires no modifications, allowing for a quick upgrade without downtime.
• Enhances vehicle handling, steering response, and overall chassis stiffness, contributing to improved driving confidence.
• Manufactured with high-quality materials to withstand the rigors of spirited driving and off-road conditions.
• Designed to complement the factory suspension and chassis components, providing a subtle yet impactful upgrade.
• Backed by Cusco's reputation for precision engineering and durability in motorsport and performance applications.

Construction & Design

The Cusco Type-OS Rear Strut Brace features a meticulously engineered oval shaft made of lightweight aluminum, which offers excellent strength while minimizing added weight. The internal design ensures optimal distribution of forces, helping to stiffen the rear chassis and improve overall vehicle response. The external surface is finished with a durable coating that resists corrosion and maintains its appearance over time.

The steel end plate brackets are precisely machined and painted in Cusco's iconic blue, ensuring a secure fitment that aligns perfectly with the Subaru Forester's mounting points. The design incorporates three different center bar types, each tailored to specific vehicle applications, ensuring maximum compatibility and performance. The bolt-on installation process is straightforward, requiring only basic tools, and typically involves attaching the brackets to existing mounting points without the need for modifications.

Installation & Fitment

The Cusco Type-OS Rear Strut Brace is designed for a simple bolt-on installation that typically requires no cutting, drilling, or tuning. It mounts directly to the factory mounting points on the Subaru Forester's rear suspension, making it an accessible upgrade for both DIY enthusiasts and professional installers. The process involves removing the existing rear strut mounting bolts and attaching the brackets and bar with the included hardware. The result is a secure, race-inspired reinforcement that enhances your vehicle's chassis stiffness and handling characteristics.

• Easy bolt-on installation with basic hand tools
• No cutting, drilling, or vehicle modifications required
• Fits Subaru Forester (SF5/SG9/SG5) models from 2011 to 2025 with 2.0L or 2.5L engines

What's Included

• Cusco Type-OS Rear Strut Brace
• Steel end plate brackets with mounting hardware
• Installation instructions

Ideal For

• Subaru Forester owners seeking improved handling and chassis rigidity
• Performance enthusiasts looking for a straightforward upgrade to enhance driving dynamics
• Off-road adventurers wanting added stability during challenging terrain
• Daily drivers aiming for better response and vehicle control