Audi a4 Combination Switch Turn Signal Dimmer Parking cruise blinker lever Combination Switch Turn Signal/Dimmer/ Parking Light. NOTE: only For cars with cruise control. NOTE: a4 fits from Ch#8D-W-007800 NOTE: a8 fits thru Ch#4D-3-004999 Audi part# 4D0 953 513 M 01C, e by SWF - VALEO (OEM).