2018 Mazda 3 factory brake system upgraded with ATRT high performance big 6POT brake kits.
It's your best choice & combination of brake system upgrading.
 
[Touring info]
ATRT ZS-VI big 6POT brake caliper + Ø355mm 2-pieces cross-drilled & Slotted rotors in the front.

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#Forge Products (Material 6061-T6 from Taiwan)   
#CNC mrilling machine Proces                            
#Anodizing Aluminium Proces                             
#2 cooling vents patents designed by ATRT racing