The DBA 4000 Series XD drilled front rotor for 2015 Audi S3 features a non-directional cross-drilled and dimpled face that delivers additional cooling and a sportier appearance compared with the HD variant. Designed as a direct-replacement rotor, the XD finish supports improved thermal management for more consistent braking under aggressive use while retaining reliable fitment.
DBA 2015 Audi S3 Front 4000 Series Drilled Rotor