Cusco 28mm Front Sway Bar

2011–2025 Mazda RX-8 (SE3P) 28mm

Part #: 460 311 A28

Overview

The Cusco 28mm Front Sway Bar is a high-performance suspension upgrade designed specifically for the Mazda RX-8 (SE3P). This sway bar replaces the factory component, if equipped, and enhances your vehicle's handling capabilities by significantly reducing body roll during spirited driving or aggressive cornering. Whether you're a performance enthusiast looking to improve your RX-8's responsiveness or a daily driver seeking better stability, this sway bar offers a reliable and effective solution.

Constructed with precision and engineered for durability, the Cusco sway bar helps you maintain better control and confidence on twisty roads or track days. Its increased stiffness compared to the stock sway bar ensures your vehicle stays flatter through corners, providing improved steering feel and reduced weight transfer. This upgrade is ideal for drivers who want a more connected and planted driving experience without sacrificing ride comfort.

Key Features

The Cusco 28mm Front Sway Bar is built with high-quality steel and features a larger diameter than the factory sway bar, which translates to greater torsional resistance and enhanced stability. Its design utilizes the factory mounting locations, making installation straightforward without the need for modifications or additional hardware. The sway bar's steel construction ensures long-lasting performance and resistance to fatigue, even under demanding driving conditions.

• 28mm diameter steel sway bar for increased torsional stiffness
• Replaces factory sway bar using original mounting points for a hassle-free installation
• Reduces body roll during cornering, improving vehicle stability and handling
• Helps maintain better tire contact with the road for improved grip
• Designed for Mazda RX-8 (SE3P) models from 2011 to 2025
• Constructed from durable steel for long-term performance
• Provides a more responsive and confident driving experience
• Ideal for spirited driving, track days, or enhanced street performance

Construction & Design

The Cusco sway bar is crafted from high-strength steel, ensuring maximum torsional resistance and durability. Its 28mm diameter tube is carefully engineered to provide a perfect balance between stiffness and ride comfort. The sway bar's design incorporates precise CAD development and TIG welding techniques, resulting in a robust and reliable component that withstands the rigors of aggressive driving. The use of factory mounting points means no additional modifications are necessary, preserving the vehicle's original integrity while delivering improved handling characteristics.

Performance & Sound

By upgrading to the Cusco 28mm Front Sway Bar, you'll notice a more responsive steering feel and reduced body lean during cornering. This enhancement helps support increased driver confidence and control, especially during spirited driving or on winding roads. The sway bar's increased stiffness contributes to a more planted and stable ride, although it does not produce any significant noise or unwanted vibrations. This upgrade is designed to improve handling without compromising ride comfort or introducing harshness.

Installation & Fitment

The Cusco 28mm Front Sway Bar is a direct bolt-on upgrade that uses the factory mounting locations on your Mazda RX-8 (SE3P). No cutting, drilling, or additional modifications are required, making installation straightforward for those with basic mechanical skills. The process typically involves removing the existing sway bar and replacing it with the Cusco unit using the included hardware. It is recommended to perform an alignment after installation to optimize handling performance.

• Easy bolt-on installation using factory mounting points
• No cutting, drilling, or tuning required
• Suitable for DIY enthusiasts and professional installers alike

What's Included

• Cusco 28mm Front Sway Bar
• Mounting hardware and brackets
• Installation instructions

Ideal For

This sway bar is perfect for Mazda RX-8 owners seeking to improve handling, reduce body roll, and enhance overall driving dynamics. It is especially beneficial for those who enjoy spirited driving, track days, or want a more connected feel during aggressive cornering. Whether you drive daily or participate in autocross events, this upgrade offers a noticeable improvement in vehicle stability and responsiveness.

Emissions Note

This product is designed for off-road or racing use only and may not be legal for street use in all regions. Please check local regulations before installation. The Cusco sway bar is not CARB-compliant and is intended for use in applications where emissions compliance is not required.