Donor Car: 2008 Audi A8 3000cc. They close when the system is set to Recirculate. The New and Used Audi parts supplier. Audi Part Number: 4E0 820 003 Q. It may fit others.
Audi A8 D3 Brake Fluid Reservoir To Servo Bolt N90638803
FUEL PUMP ELECTRIC AUDI A8 (D3) 2010 3D0919088C
2008 AUDI A8 (D3) SEDAN 3.0 TDI V6 24V QUATTRO (ASB) INTERCOOLER 4E0145806F
Audi A8 D3 2008 Diesel Exhaust Manifold 06C253034J EPK3687
Audi A8 D3 2008 Diesel Exhaust Manifold 06C253033J EPK3686
4E0121101BS AUDI A8 D3 Upper Radiator Feed Coolant Hose