Fidanza Performance Lightweight Aluimum Flywheel 2000-2002 Audi S4 2.7L / 1997-2002 RS4This lightweight aluminum flywheel from Fidanza Performance uses a replaceable friction plate, so you do not have to buy a whole new flywheel when the part wears. Fidanza Performance lightweight aluminum flywheels are designed, engineered, and manufactured right here in the United States. Their team doesnt just take a stock flywheel and copy it out of aluminum, as some others do. They analyze the originals and engineer improvements where needed;