Cusco Rear Member Bushing Collar 2015-2021 WRX / 2015-2021 STI Hassle-Free Returns

Description

Cusco Rear Member Bushing Collar 2015-2021 WRX / 2015-2021 STI | Rear Subframe Support | Suspension Upgrade

Overview

The Cusco Rear Member Bushing Collar is a precision-engineered suspension component designed specifically for Subaru WRX and STI models from 2015 to 2021. This upgrade targets the rear subframe bushings, reducing unwanted movement and flex that can compromise handling and stability during spirited driving. Whether you’re a track enthusiast or a dedicated backroad explorer, this collar set enhances your vehicle’s rear response, providing sharper cornering and improved traction. It’s an essential upgrade for Subaru owners looking to refine their car’s handling characteristics without sacrificing ride comfort or daily drivability.

Built with a focus on quality and durability, Cusco’s engineering approach ensures each collar is CNC-machined from high-grade materials, offering a precise fit and long-lasting performance. The design philosophy centers on maintaining proper alignment and minimizing subframe flex, which translates into more predictable handling and confidence in aggressive maneuvers. By supporting the rear subframe, these collars help your WRX STI handle the demands of aggressive driving while preserving the OEM-like ride quality that Subaru owners appreciate. This upgrade is a practical, effective way to elevate your vehicle’s handling dynamics and enjoy a more connected driving experience.

Features & Specifications

This Cusco Rear Member Bushing Collar is engineered for Subaru WRX and STI models from 2015-2021 and features a high-strength steel construction with a durable finish. Designed to reduce rear subframe movement, it offers a significant handling improvement for Subaru enthusiasts seeking enhanced cornering and stability.

• Brand: Cusco
• Product: Rear Member Bushing Collar
• Part Number: (Check product packaging or catalog for specific numbers)
• Fitment: Subaru WRX / STI (2015-2021)
• Material: High-grade steel
• Finish: Coated for corrosion resistance
• Construction: CNC-machined for precision fit
• Origin: Japan

While primarily a suspension upgrade, this collar set is designed to optimize rear subframe support, contributing to improved handling and chassis rigidity. It does not alter power output but complements other suspension modifications for a balanced handling setup.

Key Benefits

• Enhanced Handling: Significantly reduces rear subframe flex, resulting in more precise cornering and better steering response.
• Improved Traction: Maintains optimal rear alignment during aggressive driving, increasing grip and stability.
• Durability & Quality: Crafted from high-quality steel with a corrosion-resistant finish for long-lasting performance.
• Easy Installation: Designed for straightforward bolt-on installation, suitable for DIY enthusiasts with basic tools.
• Platform-Specific Fitment: Ensures perfect compatibility with 2015-2021 WRX and STI models, preserving OEM-like fit and finish.

What’s Included

• 4× Cusco Rear Member Bushing Collars (2 per side)
• Installation instructions

Installation & Compatibility

Installing the Cusco Rear Member Bushing Collar is a straightforward process suitable for experienced DIYers or professional technicians. Basic hand tools and a lift or jack are recommended for proper access. The collars are designed to bolt directly onto the rear subframe, requiring no modifications for proper fitment. For optimal results, it’s advisable to perform a wheel alignment after installation to ensure proper suspension geometry. This upgrade is compatible with all 2015-2021 Subaru WRX and STI models, making it a reliable choice for owners looking to improve rear stability and handling response. No tuning is required, but pairing this upgrade with other suspension components can maximize handling performance.

Always verify your vehicle’s specific year and trim to ensure compatibility. If you’re unsure about installation or integration with other modifications, consulting a professional is recommended to achieve the best results and maintain vehicle safety.

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