Buy 1999 Audi A8 3.7L V8 A/T FWD Base Sedan Window Defroster Switch. A8. rear defroster - OEM Audi Part # 4D094150301C (4D0-941-503-01-C, 4D0-941-503-01C, 4D0941503 01C)

Window Defogger Switch. Window Defroster Switch.
A Switch used to control the Window Defroster(s) of a vehicle.

Window Defroster Switch

Fits A4, A8, S4

A8. rear defroster.