KS-ecs 4FD959855/4F0959855/4FD 959 855/4F0 959 855 for Audi A6 C6 OE Style Passenger Side Power Window Lifter Switch Control OEM part #: 4FD959855/4F0959855; OE style passenger side window panel lifter switch; one button switch Function: can only control passenger side's window Easy to install, plug and play, tool-free; have 4 small pin connector in the back, better check the pins to see if they fit your model (there are different configurations of size and position of each pin) Please note the vehicle filter does not fit all versions of the compatibility as it is for search purpose only; please review our interchange below or e-mail us your full reg number or chassis number/ V.I.N?number prior to ordering