Cusco 16mm Rear Sway Bar

2011–2025 Subaru Trezia / Toyota Prius C Aqua / Toyota Vitz (NSP120X/NCP120X) 900 311 B16

Part #: 900 311 B16

Overview

The Cusco 16mm Rear Sway Bar is a performance upgrade designed to enhance your vehicle's handling dynamics. Specifically engineered for models like the Subaru Trezia, Toyota Prius C Aqua, and Toyota Vitz within the 2011–2025 range, this sway bar replaces the factory component (if equipped) to deliver improved stability during cornering. Whether you're a daily driver seeking better ride control or a spirited enthusiast looking to sharpen your vehicle's responsiveness, this sway bar offers a significant upgrade over stock suspension components.

By increasing the torsional resistance of the rear suspension, the Cusco sway bar helps reduce body roll and weight transfer, resulting in a more planted and confident driving experience. Its larger diameter and high-strength steel construction ensure durability and resistance against torsion, providing consistent performance over time. Installation is straightforward, utilizing the factory mounting locations, making it an ideal choice for those looking to improve handling without extensive modifications.

Key Features

The Cusco 16mm Rear Sway Bar incorporates several advanced features that contribute to its superior performance and durability:

• Constructed from high-strength steel with a 16mm diameter, offering increased torsional stiffness compared to the factory sway bar.
• Designed to replace the factory sway bar using the original mounting points, ensuring a perfect fit and easy installation.
• Reduces body roll during cornering, enhancing vehicle stability and driver confidence.
• Helps support improved weight transfer management, leading to more predictable handling characteristics.
• Manufactured by Cusco, a renowned brand known for high-quality suspension components and motorsport-grade engineering.
• Steel construction provides excellent resistance to torsion and fatigue, ensuring long-lasting performance.
• Maintains ride comfort while delivering noticeable handling improvements, making it suitable for daily driving and spirited driving alike.
• Compatible with a range of vehicles within the specified model years, ensuring broad applicability.

Construction & Design

The Cusco Rear Sway Bar is crafted from high-quality steel, ensuring strength and durability under demanding driving conditions. Its 16mm diameter tube is engineered to provide a balance between increased stiffness and ride comfort. The sway bar features a precision bent design with TIG-welded joints for enhanced structural integrity. Its design allows for easy installation using the factory mounting points, eliminating the need for modifications or drilling.

The high-strength steel construction resists torsional stress and fatigue, ensuring consistent performance over time. The powder-coated finish not only provides corrosion resistance but also maintains an attractive appearance in the engine bay. The overall design emphasizes lightweight strength, helping to improve handling without adding unnecessary weight to the vehicle.

Performance & Sound

By upgrading to the Cusco 16mm Rear Sway Bar, you will experience a noticeable reduction in body roll and improved cornering stability. The increased torsional stiffness helps keep the vehicle more level during aggressive turns, providing a more responsive and confident driving experience. While the sway bar does not significantly alter the vehicle's sound profile, many drivers report a firmer, more planted feel that enhances the overall driving sensation.

Installation & Fitment

The Cusco Rear Sway Bar is designed as a direct bolt-on upgrade using the factory mounting locations. No cutting, drilling, or complex modifications are required, making it suitable for DIY installation or professional service. The process typically involves removing the existing sway bar and replacing it with the Cusco unit, ensuring a secure fit and optimal performance. Basic hand tools are sufficient for installation, and detailed instructions are usually included.

• Easy bolt-on installation using factory mounting points
• No cutting, drilling, or tuning required
• Compatible with Subaru Trezia, Toyota Prius C Aqua, and Toyota Vitz (NSP120X/NCP120X) models from 2011 to 2025

What's Included

• Cusco 16mm Rear Sway Bar
• Mounting hardware and brackets
• Installation instructions

Ideal For

This sway bar is ideal for drivers seeking to improve their vehicle's handling and stability during cornering. It is well-suited for daily drivers, city commuting, and spirited driving enthusiasts who want a more responsive and confident driving experience without sacrificing ride comfort. It is also a great upgrade for those looking to enhance their vehicle's suspension performance on twisty roads or during light track days.

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 if emissions compliance is a concern.