This part generally fits Audi vehicles and includes models such as A8 Quattro with the trims of Base Sedan 4-Door,L Plus Sedan 4-D oor,L Sedan 4-Door,Plus Sedan 4-Door. The engine types may include 4.2L 4163CC V8 GAS DOHC Naturally Aspirated,4.2L 4172CC V8 GAS DOHC Naturally Aspirated,6.0L 5998CC 366Cu.