The DBA 5000 Series front slotted and drilled two-piece rotor for 2014-2017 Audi A8 Quattro combines a high-carbon cast-iron ring with an aerospace-grade aluminum hat, assembled with NAS-standard hardware. The XD variant features non-directional cross-drilled and dimpled disc geometry and an XD finish for enhanced cooling and structural support, reducing weight while improving heat management for demanding street and track use.
DBA 14-17 Audi A8 Quattro Front Slotted 5000 Series 2 Piece Rotor Assembled w/ Black Hat Drill/Dimp