2004 Audi A8 Radio / Stereo tuner Knob . This is a genuine Audi OEM part, not the cheap aftermarket stuff.   The knob has been thoroughly inspected and is in good shape.  **Please make sure your current knob matches our pictures prior to purchase as Audi used different knobs / radios in the same year vehicles, thank you. We offer free shipping on this item as well as a money back guarantee. Please contact us with any questions that you may have.