090 323 512 · piston Audi genuine (OEM) part number 090 323 512, piston. Fitted on (3)PISTON — pos (50) · KAS (KAT071.BIN)PISTON — pos 50 (KAT079.BIN)PISTON — pos (50) · KAS (KAT111.BIN) Open the interactive exploded diagram →