DBA 03-05 Evo 8/9 Front Drilled & Slotted 4000 Series Rotor 2.5 The system also features Polyphonic

The system also features Polyphonic Harmonizer technology that utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

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GiroDisc 97-04 Audi A6/Allroad (C5 w/Alcon/Stoptech 355x32 Rotors) Slotted Front Rings

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7T Competition Intercooler Kit w/Carbon Air Shroud

DBA 03-05 Evo 8/9 Front Drilled & Slotted 4000 Series Rotor 2.5 The system also features PolyphonicDBA's 4000 Series XS rotors feature our best technology & materials for maximum performance. High carbon & heat treated iron, patented Kangaroo Paw ventilation and a unique drill & slot pattern makes the perfect direct replacement rotor.