Perrin Master Cylinder Brace Black 2008-2014 WRX | Firewall Reinforcement | Brake Pedal Feedback Upgrade
Overview
The Perrin Master Cylinder Brace is a precision-engineered solution designed to eliminate flex at the firewall of your 2008-2014 Subaru WRX. By bracing the master cylinder against the solid shock tower, this brace delivers a noticeably firmer and more consistent brake pedal feel. Whether you're easing into a stop or aggressively braking on a spirited drive, the enhanced pedal feedback improves driver confidence and control.
Constructed from CNC machined 6061 aluminum combined with CNC formed steel, the design philosophy behind this brace focuses on maximizing stiffness while minimizing weight. Unlike welded steel assemblies, the two-piece CNC construction ensures superior rigidity and durability. The brace mounts to three distinct points around the shock tower, triangulating support to reduce flex more effectively than single-plane designs. Finished with anodized black aluminum and powder-coated steel available in multiple colors, it also adds a clean, OEM+ aesthetic to your engine bay.
For Subaru WRX owners, this master cylinder brace not only enhances braking performance but also contributes to a more connected driving experience. The reduction in firewall flex means every brake application translates directly to the wheels, improving modulation and responsiveness. This upgrade is particularly valuable for enthusiasts who demand precision and reliability from their braking system without compromising daily drivability.
Features & Specifications
This Perrin Performance Master Cylinder Brace is engineered specifically for the 2008-2014 Subaru WRX and features a dual-material construction of CNC machined 6061 aluminum and CNC formed steel. Designed to bolt securely to three mounting points around the shock tower, it delivers enhanced brake pedal feedback and firewall rigidity for Subaru enthusiasts seeking improved braking feel and engine bay aesthetics.
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Brand: Perrin Performance
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Product: Master Cylinder Brace Black 2008-2014 WRX
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Part Number: PSP-BRK-402BK
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Fitment: 2008-2014 Subaru WRX
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Material: CNC Machined 6061 Aluminum & CNC Formed Steel
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Finish: Anodized Black Aluminum, Wrinkled Powder Coat Steel (Multiple Colors)
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Construction: CNC Machined and Formed, Bolted Assembly
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Origin: Made in USA
Key Benefits
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Performance: Eliminates firewall flex for direct, consistent brake pedal feedback
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Durability: CNC machined aluminum and formed steel provide long-lasting rigidity
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Fitment: Triangulated mounting points ensure a secure, vibration-free installation
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Aesthetics: Anodized black finish with laser-engraved logo enhances engine bay appearance
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Quality: Precision CNC manufacturing guarantees exact fit and finish for Subaru WRX
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Value: Combines functional brake system improvement with visual upgrade in one part
What's Included
- 1× Perrin Master Cylinder Brace
- 1× Perrin Master Cylinder Bracket
- 1× M12 Socket Set Cap
- 1× M12 Jam Nut
- 6× M6 Fender Washers
- 5× M6 Button Head Socket Cap Screws
- 1× M6 Socket Set Screw
- 2× M6 Stainless Steel Nuts
- 1× M8 Nut
- 1× M8 Fender Washer
- 2× M8 Flat Washers
- 1× M8 Socket Cap Screw
- 4× M6 Flat Washers
- 3× M6 Button Head Socket Cap Screws
- 4× Zip Ties
- 1× M6 Short Arm Hex Key
- 1× M4 Short Arm Hex Key
- 1× Bracket for Cable Tie-Down
- Installation Instructions
Installation & Compatibility
Installation of the Perrin Master Cylinder Brace is moderately straightforward for those with basic mechanical skills and common hand tools. The brace bolts directly to three points around the shock tower, requiring no welding or permanent modifications. The included hardware and detailed instructions simplify the process, but care should be taken to ensure proper torque and alignment. No special tools beyond standard metric sockets and hex keys are necessary.
This part is designed exclusively for the 2008-2014 Subaru WRX and may not fit other Subaru models or years without modification. No tuning or brake system adjustments are required after installation, but it is recommended to verify compatibility with your specific trim and brake setup before purchase.
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Professional Installation: Recommended for best results
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your 2008-2014 Subaru WRX model
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