SKU: 1B2.8048A2
Brembo 04-17 WRX STi Front GT BBK 4 Piston Cast 2pc 355×32 2pc Rotor Slotted Type1-Red
This Brembo GT front big brake kit upgrades 2004-2017 Subaru WRX STI braking with 4-piston cast calipers and 355x32mm two-piece slotted rotors in red finish. It provides consistent performance during aggressive driving and track sessions by resisting fade and improving modulation. Direct fit ensures straightforward replacement for stock components.
Key Features
- 4-Piston Fixed Cast Calipers: Distribute clamping force evenly across pads for precise pedal feel and control under high loads
- 355x32mm 2-Piece Slotted Rotors: Larger diameter increases leverage while two-piece design cuts rotational mass and enhances cooling
- Slotted Rotor Surface Type-1: Channels gases and water for immediate bite and sustained friction in wet or dusty conditions
- Red Powder Coat Finish: Resists corrosion from road salt and brake dust while matching STI aesthetics
- Included High-Performance Pads: Track compound offers strong initial response and longevity for street and circuit use
Product Notes
- Requires minimum 18-inch wheels with 5×100 bolt pattern for caliper clearance
- Bed-in pads per Brembo instructions for optimal performance and pad life
- Heavy-duty kit ships in reinforced packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Bolt-on fit uses existing STI hubs and master cylinder no modifications needed
- Includes caliper brackets lines pads and hardware for complete assembly
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2007 | Subaru | Impreza | WRX STI |
| 2008-2014 | Subaru | Impreza | WRX STI |
| 2015-2017 | Subaru | WRX STI | – |
Why Choose Brembo?
- Leads motorsport braking in F1 GT and rally championships
- Supplies OEM systems for Ferrari Porsche and Lamborghini
- Engineers components from billet aluminum and high-carbon rotors
Frequently Asked Questions
- Q: Will this kit fit 2015-2017 WRX STI models?
A: Yes it bolts directly to 2004-2017 WRX STI including sedan and hatchback variants with no changes to suspension or ABS - Q: What materials are used in the rotors and calipers?
A: Rotors feature high-carbon cast iron friction rings paired with 6061 aluminum hats calipers are cast aluminum with stainless steel pistons - Q: What warranty coverage applies?
A: Brembo offers 24-month warranty against defects when installed by certified technician and maintained properly
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Single reinforced box 30 x 22 x 16 inches
- Weight: 60 lbs





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