Alfa9 Supply

Modern & Vintage Alfa Romeo performance, including the 4C, New Giulia, Stelvio, & Classics.


Welcome to Alfa9 Supply. Our passion is to provide you a unique range of products that will help you tune your Alfa Romeo 4C or Vintage Alfa Romeo.

Whether you have a track car, a canyon carver or a radical daily driver, you can customize it here.

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Alfa Romeo 4C big brake kit


Alfa Romeo 4C big brake kit

from 1,080.00

This is a complete big brake kit for the Alfa Romeo 4C. R&D done by Tarox at the Autodromo Monza Circuit in Italy, and ready for release to your favorite backroad or racetrack.

Sold in axle pairs, but it’s highly recommend to purchase in a full kit for front and rear. Due to the larger diameter rotors, this kit will only fit a 4C using 18” front and 19” rear wheels. Made in Italy.


Front: Tarox B360 8-Piston caliper kit, 360mm 2-piece rotor

Rear: Uses factory caliper, 340mm 2-piece rotor

Stainless steel brake lines

Caliper adapters

Your choice of Strada, Corsa, Enduro or Competizione pads

Standard caliper color is red, custom are special order and lead time will vary. Custom colors are blue, black, grey, silver, gold.

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