SuperPro Front Lower Alloy Control Arm Kit (Standard Alignment) - 2011-2014 Subaru WRX / 2008-2014 Subaru STI
SuperPro Front Lower Alloy Control Arm Kit (Standard Alignment) - 2011-2014 Subaru WRX / 2008-2014 Subaru STI
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SPRALOY0014K
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SPRALOY0014K
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SPRALOY0014K
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SPRALOY0014K
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SPRALOY0014K
Superpro
SuperPro Front Lower Alloy Control Arm Kit (Standard Alignment) - 2011-2014 Subaru WRX / 2008-2014 Subaru STI
SuperPro Front Lower Alloy Control Arm Kit (Standard Alignment) - 2011-2014 Subaru WRX / 2008-2014 Subaru STI
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- Lightweight alloy control arms, stronger and lighter than steel WRX arms
- STI-style upgrade with high-performance bushings pre-installed
- Revised anti-lift geometry for improved traction
- SuperPro polyurethane and DuroBall bushings included
An STI-Style Upgrade for a WRX Front End
The SuperPro ALOY0014K combines several front suspension upgrades in one complete kit, using lightweight alloy control arms that are stronger and lighter than the original steel WRX arms, providing a genuine STI-style upgrade with high-performance bushings already installed. The revised anti-lift geometry helps keep the front tires in contact with the road under acceleration, improving traction and allowing power to reach the ground more effectively. That's a real geometry benefit on top of the weight savings from the alloy construction. That's exactly the kind of thoughtful design worth paying for.
Polyurethane and DuroBall Bushings Replace Soft Factory Rubber
SuperPro polyurethane and DuroBall bushings replace the soft, heavily voided original rubber components to reduce control arm movement and deflection, delivering more consistent suspension geometry, improved grip, and sharper steering response. That combination of a lighter, stronger arm with genuinely upgraded bushings addresses multiple weak points in the factory setup at once. It's a comprehensive front-end upgrade rather than a single-component fix. For a component this critical, that level of engineering is worth having.
Straight From Subispeed
A comprehensive, STI-style front-end upgrade for 2011-2014 WRX / 2008-2014 STI — lighter, stronger arms with genuinely upgraded bushings in one kit.
This Part Fits:
| Year | Make | Model |
|---|---|---|
| 2011-2014 | Subaru | WRX |
| 2008-2014 | Subaru | STI |

| Specification | Value |
|---|