Vehicle Application List Weight [kg] 5. and more. Built on the foundations of DBA's T2 slot, the T3 slot design features additional, precise, CNC machined tri-symmetrical slots, resulting in an even quieter. Position: Front. Head and Main Studs. High Performance Brake Disc. Symmetrical slots and/or chamfered drill holes facilitate the exit of friction dust and gasses, for a quieter and more responsive pedal feel. Tri-Symmetrical curve slots dampens the vibration harmonics or noise, A quieter, responsive and smoother brake. [HOST]: dBA T3 Series T-Slot Slotted Rotor, Izquierdo: Automotriz. "T3 Slot 48 precision CNC machined slots". . T3. mm x 28mm T3 FRONT. DBA's Series T3 rotors feature our best technology and materials for maximum performance. [HOST]: dBA dbas T3 Series – T-Slot unidireccional Slotted Rotor: Automotriz. High carbon & heat treated iron. E36 i 24V E36 i 24V With all the features you would expect in a. ANTI RUST – 2. DBA T3 SLOT / SLOTTED DISC BRAKE ROTOR. Integra / Civic.