Engine Valve Cover Gasket. To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in theCompatibility Table. This part generally fits Audi vehicles and includes models such as A4 Quattro,A4,A6 Quattro with the trims of Avant Wagon 4-Door,B ase Sedan 4-Door,Cabriolet Convertible 2-Door.