Radium Engineering Master Cylinder Brace

Fitment: Toyota GR86/BRZ & Subaru BRZ/FR-S 13-21 (20-0104-00)

Part #: 20-0104-00

Overview

The Radium Engineering Master Cylinder Brace is a high-quality upgrade designed specifically for enthusiasts seeking improved brake response and chassis rigidity. Compatible with 2022+ Toyota GR86, Subaru BRZ, and 2013-2021 Subaru BRZ, Scion FR-S, and Toyota 86 models, this billet aluminum brace provides essential support to the master cylinder mounting point. Its lightweight yet stiff construction helps enhance braking feel and response during aggressive driving or hard stops, making it ideal for track days, spirited driving, or everyday performance upgrades. The precision design ensures a secure fit, reducing flex and improving pedal feel, ultimately contributing to more predictable braking performance and driver confidence.

Key Features

This master cylinder brace is crafted from durable billet aluminum, offering a combination of strength and lightweight performance. Its strategic design includes an adjustment screw with a large aluminum head to prevent damage to the master cylinder housing, ensuring longevity and reliability. The brace mounts securely on the LH strut tower, providing a stable platform that minimizes flex under heavy braking. The inclusion of stainless steel hardware ensures corrosion resistance and a secure installation. Designed with both function and form in mind, this component complements the vehicle’s chassis while supporting optimal brake system performance.

Construction & Design

Constructed from high-grade billet aluminum, the Radium Master Cylinder Brace features a precisely machined design that balances strength with weight savings. The large-diameter aluminum head on the adjustment screw is engineered to prevent damage to the master cylinder housing, ensuring durability during intense driving conditions. The overall design emphasizes structural rigidity and ease of installation, making it a practical upgrade for performance-oriented vehicles.

Driving Feel & Feedback

By reinforcing the master cylinder mounting point, this brace helps reduce flex and deflection during hard braking, resulting in a more immediate and consistent pedal response. Drivers will notice improved brake modulation and confidence, especially during aggressive driving scenarios. The enhanced stability contributes to a more predictable braking feel, allowing for better control and confidence behind the wheel.

Installation & Fitment

The Radium Master Cylinder Brace installs on the LH strut tower of compatible vehicles. The process involves securing the brace with stainless steel hardware, with no modifications required for most applications. Proper fitment should be verified against the vehicle’s specific model and year to ensure compatibility. The installation is straightforward for those familiar with suspension and chassis upgrades.

What’s Included

The package includes the billet aluminum master cylinder brace, stainless steel mounting hardware, and an adjustment screw with large aluminum head for damage prevention. All components are designed for a secure and durable fit, supporting long-term performance.