Hardrace Rear Subframe Anti Vibration Insert 2014-2021 WRX/STI | CNC Aluminum | Suspension Vibration Dampener
Overview
The Hardrace Rear Subframe Anti Vibration Insert is designed to enhance the driving dynamics of your Subaru WRX or WRX STI by reducing unwanted subframe movement and vibration. This set of inserts fits precisely into the factory rear subframe bushings, filling the voids to limit flex and movement that can cause wheel hop, power loss, and a disconnected suspension feel. Ideal for enthusiasts seeking sharper traction and more responsive suspension feedback, these inserts provide a subtle yet impactful upgrade to your vehicle’s chassis behavior.
Crafted from CNC-machined aluminum and anodized for durability, Hardrace’s inserts reflect a commitment to precision engineering and quality materials. The inserts are designed to seamlessly integrate with the factory components, ensuring a perfect fit without compromising the subframe’s structural integrity. This approach allows for a firmer rear subframe connection without introducing harshness or NVH (noise, vibration, harshness) issues common with more aggressive aftermarket bushings.
For Subaru owners, especially those who push their WRX or STI hard on the street or track, these inserts translate to improved traction and a more connected driving experience. By eliminating subframe slop, the suspension can react more predictably under acceleration and cornering, reducing wheel hop and enhancing overall vehicle control. This upgrade supports both spirited daily driving and performance applications, making it a practical addition to your Subaru’s chassis setup.
Features & Specifications
This Hardrace Rear Subframe Anti Vibration Insert is engineered for 2011-2021 Subaru WRX and WRX STI models and features precision CNC aluminum construction. Constructed from anodized aluminum, it delivers enhanced chassis rigidity and suspension response for Subaru enthusiasts seeking improved traction and reduced subframe movement.
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Brand: Hardrace
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Product: Rear Subframe Anti Vibration Insert
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Part Number: HR-Q0820
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Fitment: 2011-2014 WRX/STI, 2015-2021 WRX/STI
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Material: CNC Machined Aluminum
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Finish: Anodized
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Construction: CNC Machined
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Origin: Not specified
Key Benefits
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Performance: Reduces rear subframe movement to minimize wheel hop and power loss during aggressive driving.
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Durability: Anodized aluminum construction resists corrosion and maintains structural integrity over time.
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Fitment: Precision CNC machining ensures a perfect fit into factory bushing voids without modification.
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Handling: Enhances suspension feedback and traction by firming up the rear subframe connection.
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Quality: Manufactured with attention to detail for consistent performance and reliability.
What's Included
- 8× Hardrace Rear Subframe Anti Vibration Inserts
Installation & Compatibility
Installation of the Hardrace Rear Subframe Anti Vibration Inserts is moderately straightforward for those with basic mechanical skills and access to standard suspension tools. The inserts fit directly into the existing rear subframe bushing voids, requiring no permanent modifications. However, professional installation is recommended to ensure proper fitment and to safely lift and support the vehicle during the process. No special tools beyond common suspension service equipment are necessary.
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Professional Installation: Recommended
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your specific WRX or WRX STI model year between 2011 and 2021
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