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Brembo Brembo 15-21 NX Front GT BBK 4 Piston Cast 2pc 355x32 2pc Rotor Drilled-Black
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Brembo 15-21 NX Front GT BBK 4 Piston Cast 2pc 355x32 2pc Rotor Drilled-Black

Brembo
BRB1B1.8052A1
Brake Kits - Performance Slot
Out of stock
$ 3,995.00

SKU: 1B1.8052A1

Brembo 15-21 Subaru WRX STI NX Front GT BBK 4 Piston Cast 2pc 355x32 2pc Rotor Drilled-Black

This Brembo GT series front big brake kit upgrades the braking system on 2015-2021 Subaru WRX STI models. It features 4-piston cast calipers paired with 355x32mm two-piece drilled rotors for consistent performance during spirited driving or track use. Drivers experience shorter stopping distances and reduced fade under high heat.

Key Features

  • 4-Piston Cast Calipers: Deliver firm pedal response and even pad pressure for precise control in demanding conditions
  • 355x32mm 2-Piece Rotors: Reduce unsprung weight while maintaining rigidity and allowing easy servicing of the rotor hats
  • Drilled Rotor Surface: Improve heat dissipation and prevent gas buildup for reliable stopping power lap after lap
  • Black Powder Coat Finish: Resist corrosion and add aggressive styling behind STI wheels
  • Brembo Engineering: Includes all necessary hardware brackets and lines for direct bolt-on installation

Product Notes

  • Requires 19-inch wheels or larger for clearance
  • Pair with matching Brembo pads for full performance gains
  • Heavy-duty kit ships via freight for protection

Installation Notes

  • Professional installation recommended.
  • Bleed brake system after install and bed-in rotors per Brembo guidelines
  • Compatible with factory master cylinder and ABS system

This Part Fits

Year Make Model Submodel
2015-2021 Subaru WRX STI -

Why Choose Brembo?

  • Trusted by Formula 1 and supercar manufacturers for decades
  • Cast from high-strength alloys for durability under extreme loads
  • Precision-machined components ensure perfect balance and fit

Frequently Asked Questions

  • Q: Will this kit fit my 2015-2021 Subaru WRX STI with stock wheels?
    A: No, minimum 19-inch wheel diameter required due to 355mm rotor size. verify caliper clearance before purchase
  • Q: What material are the calipers and rotors made from?
    A: Calipers use cast iron construction for heat resistance. rotors feature stainless steel hats with drilled cast iron friction rings
  • Q: What warranty covers this Brembo kit?
    A: Backed by Brembo's 24-month warranty against manufacturing defects when installed by certified technicians

Shipping & Handling

  • Method: UPS Freight or LTL carrier
  • Availability: In stock - ships same or next business day
  • Packaging: Oversized box measuring 30x20x15 inches
  • Weight: 62 lbs

Request For Information

Have questions about Brembo 15-21 NX Front GT BBK 4 Piston Cast 2pc 355x32 2pc Rotor Drilled-Black? Fill out the form below and we'll get back to you by the next business day.
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