Cusco OS Rear Strut Bar

2013–2016 Scion FR-S, 2017–2018 Toyota 86, 2013–2018 Subaru BRZ

965 541 A

Overview:

The Cusco OS Rear Strut Bar is a precision-engineered suspension upgrade designed specifically for the Scion FR-S (2013–2016), Toyota 86 (2017–2018), and Subaru BRZ (2013–2018). This rear strut tower brace enhances chassis rigidity by connecting the rear shock towers, reducing flex during aggressive cornering and improving overall handling stability. Ideal for enthusiasts seeking sharper response and improved balance, the Cusco OS Rear Strut Bar delivers a direct bolt-on solution that requires no modifications.

Whether you are a spirited street driver or a weekend track enthusiast, this strut bar provides a noticeable improvement in rear-end stiffness, helping your vehicle maintain composure through tight turns and high-speed maneuvers.

Key Features:

The Cusco OS Rear Strut Bar combines thoughtful design with durable materials to enhance your vehicle’s suspension performance. Key features include:

• Constructed from a tubular aluminum oval shaft for optimal strength-to-weight ratio
• High polish finish for corrosion resistance and a sleek appearance
• Two distinct shaft designs—pressed ribbed (Type 1) and sectioned (Type 2)—selected by Cusco to match each vehicle’s specific requirements
• End plates painted in signature Cusco blue for brand authenticity and style
• 100% direct bolt-on installation with all necessary hardware included
• Enhances rear chassis rigidity to reduce flex and improve handling precision
• Compatible with factory suspension components, maintaining OEM ride quality
• Lightweight design minimizes added weight while maximizing structural benefits

Construction & Design:

The Cusco OS Rear Strut Bar is crafted from high-quality aluminum, chosen for its excellent rigidity and lightweight properties. The oval tubular shaft design provides superior torsional stiffness compared to round bars, effectively reducing chassis flex under load. Cusco’s engineering team has optimized the bar’s shape and thickness, offering two variations tailored to each vehicle’s rear suspension geometry.

The bar’s polished finish not only enhances corrosion resistance but also adds a refined look to the engine bay area. The end plates are powder-coated in Cusco’s iconic blue, ensuring durability and a professional appearance. This combination of materials and design results in a robust yet lightweight component that integrates seamlessly with your vehicle’s rear suspension.

Installation & Fitment:

Installation of the Cusco OS Rear Strut Bar is straightforward and requires no modifications to your vehicle. It is a direct bolt-on part that uses existing mounting points on the rear shock towers. All necessary hardware is included, and the process can be completed in minutes using standard hand tools. This ease of installation makes it accessible for both professional installers and experienced enthusiasts.

The strut bar is specifically engineered to fit the following models without any fitment issues:

• Scion FR-S (2013–2016)
• Toyota 86 (2017–2018)
• Subaru BRZ (2013–2018)

What's Included:

• Cusco OS Rear Strut Bar (Type OS)
• Mounting hardware kit (bolts, nuts, washers)
• Installation instructions

Ideal For:

This rear strut bar is ideal for drivers looking to improve rear chassis stiffness and handling precision without compromising ride quality. It suits enthusiasts who participate in autocross, track days, or spirited street driving and want a reliable, durable upgrade that enhances vehicle dynamics. Additionally, it is perfect for owners who prefer a clean, OEM-style installation with a polished finish that complements their vehicle’s appearance.