1998 Audi A6 30V; Coupling; 6 Cylinder;. 1999 Audi A6 Coupling; 6 Cylinder;. 2001 Audi A6 Coupling; 6 Cylinder;. 2000 Audi A6 Coupling; 6 Cylinder;. Part Type: Engine Cooling Fan Clutch. Fan Clutch. WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.