DBA 00-02 Audi S4 Rear 4000 Series Drilled & Slotted Rotor - DBA4569XS Engine Components Keep the check engine light

Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 24276

It will not fit 3-bolt flanges

T304 Stainless Steel or Grade 5 Titanium with Vacuum-Operated Valves

The AutoTecknic Dry Carbon Side Vent Scoop will give your Porsche a sporty and aggressive look that's sure to turn heads

DBA 00-02 Audi S4 Rear 4000 Series Drilled & Slotted Rotor - DBA4569XS Engine Components Keep the check engine lightDBA'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. Downloads & Resources Installation Instructions (PDF)