Specifications
- Brand
- Brembo
- Part #
- 1N3.8011A5

Brembo 04-21 WRX STI Front GT BBK 6 Piston Cast 350x34 2pc Rotor Slotted Type3- Yellow
$4612.99
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Brembo GT Big Brake Kit for 04-21 Subaru WRX STI front. 6-piston calipers, 350x34mm 2-piece slotted rotors.
Key Features
- Fits 2004-2021 Subaru WRX STI front.
- Features large 350x34mm two-piece slotted rotors.
- Includes robust six-piston cast aluminum calipers finished in yellow.
- The two-piece rotor design allows for thermal expansion and contraction.
- Slotted rotor surfaces help clear dust and gases for consistent braking.
- Designed as a direct replacement for the factory brake system.
Product Details
Brembo is a name synonymous with high-performance braking systems, and their GT Big Brake Kits are a testament to that reputation. This front kit is specifically designed for the 2004-2021 Subaru WRX STI, offering a substantial upgrade over the factory setup. It’s built for drivers who demand consistent, powerful stopping performance, whether on the track or during spirited driving on public roads. The heart of this kit lies in its large, 350x34mm two-piece rotors and robust six-piston calipers, engineered to handle the heat and stress of demanding braking situations.
The calipers themselves are cast from solid aluminum, a material chosen for its strength and ability to dissipate heat effectively. They house six pistons, which distribute clamping force evenly across the larger brake pads, leading to improved stopping power and better pad wear. These calipers are finished in a bright yellow, adding a distinctive visual flair to your vehicle’s front end. The two-piece rotors are a key component for performance; the floating design allows the rotor surface to expand and contract with heat without inducing stress or warping. These rotors feature a slotted design, which helps to sweep away brake dust and gases, maintaining optimal contact between the pad and rotor surface for consistent braking performance, especially under heavy use.
This Brembo GT Big Brake Kit includes everything needed for installation, featuring the calipers, two-piece slotted rotors, brake pads, and all necessary hardware. The kit is designed as a direct replacement for the factory components, simplifying the installation process. When considering a significant brake upgrade like this, it's always a good idea to ensure your vehicle's other braking components, such as the master cylinder and brake lines, are in good condition to fully benefit from the increased performance. This kit represents a serious investment in your vehicle's safety and performance, providing a noticeable improvement in braking feel and capability.
Specifications
- Brand
- Brembo
- Manufacturer Part #
- 1N3.8011A5
Frequently Asked Questions
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